Home / 53,737.26-80,614.65-18,686.94

Finding the Fourth Proportional to 53,737.26, 80,614.65 and 18,686.94

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Solution

The fourth proportional to 53,737.26, 80,614.65 and 18,686.94 is: 28,033.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,737.26 : 80,614.65 = 18,686.94 : x
  2. Step 2: Convert to fraction form
    53,737.26/80,614.65 = 18,686.94/x
  3. Step 3: Cross multiply
    53,737.26x = 80,614.65 × 18,686.94
  4. Step 4: Simplify right side
    53,737.26x = 1,506,441,127.67
  5. Step 5: Solve for x
    x = 1,506,441,127.67/53,737.26
  6. Step 6: Final answer
    x = 28,033.46

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1.5x scale

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.