Home / 55,665.40-83,498.10-16,223.80

Finding the Fourth Proportional to 55,665.40, 83,498.10 and 16,223.80

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Solution

The fourth proportional to 55,665.40, 83,498.10 and 16,223.80 is: 24,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,665.40 : 83,498.10 = 16,223.80 : x
  2. Step 2: Convert to fraction form
    55,665.40/83,498.10 = 16,223.80/x
  3. Step 3: Cross multiply
    55,665.40x = 83,498.10 × 16,223.80
  4. Step 4: Simplify right side
    55,665.40x = 1,354,656,474.78
  5. Step 5: Solve for x
    x = 1,354,656,474.78/55,665.40
  6. Step 6: Final answer
    x = 24,335.70

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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.