Home / 39,944.32-59,916.47-13,649.29

Finding the Fourth Proportional to 39,944.32, 59,916.47 and 13,649.29

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Solution

The fourth proportional to 39,944.32, 59,916.47 and 13,649.29 is: 20,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.32 : 59,916.47 = 13,649.29 : x
  2. Step 2: Convert to fraction form
    39,944.32/59,916.47 = 13,649.29/x
  3. Step 3: Cross multiply
    39,944.32x = 59,916.47 × 13,649.29
  4. Step 4: Simplify right side
    39,944.32x = 817,817,274.81
  5. Step 5: Solve for x
    x = 817,817,274.81/39,944.32
  6. Step 6: Final answer
    x = 20,473.93

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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.