Home / 32,139.60-44,349.36-18,529.17

Finding the Fourth Proportional to 32,139.60, 44,349.36 and 18,529.17

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Solution

The fourth proportional to 32,139.60, 44,349.36 and 18,529.17 is: 25,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,139.60 : 44,349.36 = 18,529.17 : x
  2. Step 2: Convert to fraction form
    32,139.60/44,349.36 = 18,529.17/x
  3. Step 3: Cross multiply
    32,139.60x = 44,349.36 × 18,529.17
  4. Step 4: Simplify right side
    32,139.60x = 821,756,830.83
  5. Step 5: Solve for x
    x = 821,756,830.83/32,139.60
  6. Step 6: Final answer
    x = 25,568.36

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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.