Home / 44,045.18-66,064.20-12,453.98

Finding the Fourth Proportional to 44,045.18, 66,064.20 and 12,453.98

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Solution

The fourth proportional to 44,045.18, 66,064.20 and 12,453.98 is: 18,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,045.18 : 66,064.20 = 12,453.98 : x
  2. Step 2: Convert to fraction form
    44,045.18/66,064.20 = 12,453.98/x
  3. Step 3: Cross multiply
    44,045.18x = 66,064.20 × 12,453.98
  4. Step 4: Simplify right side
    44,045.18x = 822,762,225.52
  5. Step 5: Solve for x
    x = 822,762,225.52/44,045.18
  6. Step 6: Final answer
    x = 18,679.96

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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.