Home / 51,333.60-77,006.40-16,276.80

Finding the Fourth Proportional to 51,333.60, 77,006.40 and 16,276.80

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Solution

The fourth proportional to 51,333.60, 77,006.40 and 16,276.80 is: 24,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,333.60 : 77,006.40 = 16,276.80 : x
  2. Step 2: Convert to fraction form
    51,333.60/77,006.40 = 16,276.80/x
  3. Step 3: Cross multiply
    51,333.60x = 77,006.40 × 16,276.80
  4. Step 4: Simplify right side
    51,333.60x = 1,253,417,771.52
  5. Step 5: Solve for x
    x = 1,253,417,771.52/51,333.60
  6. Step 6: Final answer
    x = 24,417.10

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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.