Home / 32,841.16-45,312.46-20,089.71

Finding the Fourth Proportional to 32,841.16, 45,312.46 and 20,089.71

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Solution

The fourth proportional to 32,841.16, 45,312.46 and 20,089.71 is: 27,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,841.16 : 45,312.46 = 20,089.71 : x
  2. Step 2: Convert to fraction form
    32,841.16/45,312.46 = 20,089.71/x
  3. Step 3: Cross multiply
    32,841.16x = 45,312.46 × 20,089.71
  4. Step 4: Simplify right side
    32,841.16x = 910,314,180.79
  5. Step 5: Solve for x
    x = 910,314,180.79/32,841.16
  6. Step 6: Final answer
    x = 27,718.70

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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.