Home / 39,946.11-59,931.66-11,866.29

Finding the Fourth Proportional to 39,946.11, 59,931.66 and 11,866.29

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Solution

The fourth proportional to 39,946.11, 59,931.66 and 11,866.29 is: 17,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.11 : 59,931.66 = 11,866.29 : x
  2. Step 2: Convert to fraction form
    39,946.11/59,931.66 = 11,866.29/x
  3. Step 3: Cross multiply
    39,946.11x = 59,931.66 × 11,866.29
  4. Step 4: Simplify right side
    39,946.11x = 711,166,457.74
  5. Step 5: Solve for x
    x = 711,166,457.74/39,946.11
  6. Step 6: Final answer
    x = 17,803.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.