Home / 39,686.81-59,528.27-14,731.71

Finding the Fourth Proportional to 39,686.81, 59,528.27 and 14,731.71

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Solution

The fourth proportional to 39,686.81, 59,528.27 and 14,731.71 is: 22,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,686.81 : 59,528.27 = 14,731.71 : x
  2. Step 2: Convert to fraction form
    39,686.81/59,528.27 = 14,731.71/x
  3. Step 3: Cross multiply
    39,686.81x = 59,528.27 × 14,731.71
  4. Step 4: Simplify right side
    39,686.81x = 876,953,136.78
  5. Step 5: Solve for x
    x = 876,953,136.78/39,686.81
  6. Step 6: Final answer
    x = 22,096.84

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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.