Home / 34,109.99-47,071.81-19,002.69

Finding the Fourth Proportional to 34,109.99, 47,071.81 and 19,002.69

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Solution

The fourth proportional to 34,109.99, 47,071.81 and 19,002.69 is: 26,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.99 : 47,071.81 = 19,002.69 : x
  2. Step 2: Convert to fraction form
    34,109.99/47,071.81 = 19,002.69/x
  3. Step 3: Cross multiply
    34,109.99x = 47,071.81 × 19,002.69
  4. Step 4: Simplify right side
    34,109.99x = 894,490,957.98
  5. Step 5: Solve for x
    x = 894,490,957.98/34,109.99
  6. Step 6: Final answer
    x = 26,223.72

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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.