Home / 32,006.09-44,152.80-20,685.35

Finding the Fourth Proportional to 32,006.09, 44,152.80 and 20,685.35

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Solution

The fourth proportional to 32,006.09, 44,152.80 and 20,685.35 is: 28,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,006.09 : 44,152.80 = 20,685.35 : x
  2. Step 2: Convert to fraction form
    32,006.09/44,152.80 = 20,685.35/x
  3. Step 3: Cross multiply
    32,006.09x = 44,152.80 × 20,685.35
  4. Step 4: Simplify right side
    32,006.09x = 913,316,121.48
  5. Step 5: Solve for x
    x = 913,316,121.48/32,006.09
  6. Step 6: Final answer
    x = 28,535.70

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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.