Home / 34,438.03-47,510.76-21,008.23

Finding the Fourth Proportional to 34,438.03, 47,510.76 and 21,008.23

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Solution

The fourth proportional to 34,438.03, 47,510.76 and 21,008.23 is: 28,982.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438.03 : 47,510.76 = 21,008.23 : x
  2. Step 2: Convert to fraction form
    34,438.03/47,510.76 = 21,008.23/x
  3. Step 3: Cross multiply
    34,438.03x = 47,510.76 × 21,008.23
  4. Step 4: Simplify right side
    34,438.03x = 998,116,973.55
  5. Step 5: Solve for x
    x = 998,116,973.55/34,438.03
  6. Step 6: Final answer
    x = 28,982.99

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.