Home / 34,423.47-47,508.03-19,320.21

Finding the Fourth Proportional to 34,423.47, 47,508.03 and 19,320.21

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Solution

The fourth proportional to 34,423.47, 47,508.03 and 19,320.21 is: 26,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423.47 : 47,508.03 = 19,320.21 : x
  2. Step 2: Convert to fraction form
    34,423.47/47,508.03 = 19,320.21/x
  3. Step 3: Cross multiply
    34,423.47x = 47,508.03 × 19,320.21
  4. Step 4: Simplify right side
    34,423.47x = 917,865,116.29
  5. Step 5: Solve for x
    x = 917,865,116.29/34,423.47
  6. Step 6: Final answer
    x = 26,663.93

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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.