Home / 36,225.20-54,338.18-9,929.94

Finding the Fourth Proportional to 36,225.20, 54,338.18 and 9,929.94

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Solution

The fourth proportional to 36,225.20, 54,338.18 and 9,929.94 is: 14,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,225.20 : 54,338.18 = 9,929.94 : x
  2. Step 2: Convert to fraction form
    36,225.20/54,338.18 = 9,929.94/x
  3. Step 3: Cross multiply
    36,225.20x = 54,338.18 × 9,929.94
  4. Step 4: Simplify right side
    36,225.20x = 539,574,817.46
  5. Step 5: Solve for x
    x = 539,574,817.46/36,225.20
  6. Step 6: Final answer
    x = 14,895.01

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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.