Home / 44,488.38-66,718.83-12,900.77

Finding the Fourth Proportional to 44,488.38, 66,718.83 and 12,900.77

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Solution

The fourth proportional to 44,488.38, 66,718.83 and 12,900.77 is: 19,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,488.38 : 66,718.83 = 12,900.77 : x
  2. Step 2: Convert to fraction form
    44,488.38/66,718.83 = 12,900.77/x
  3. Step 3: Cross multiply
    44,488.38x = 66,718.83 × 12,900.77
  4. Step 4: Simplify right side
    44,488.38x = 860,723,882.40
  5. Step 5: Solve for x
    x = 860,723,882.40/44,488.38
  6. Step 6: Final answer
    x = 19,347.16

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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.