Home / 46,269.42-69,402.87-12,989.76

Finding the Fourth Proportional to 46,269.42, 69,402.87 and 12,989.76

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Solution

The fourth proportional to 46,269.42, 69,402.87 and 12,989.76 is: 19,484.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,269.42 : 69,402.87 = 12,989.76 : x
  2. Step 2: Convert to fraction form
    46,269.42/69,402.87 = 12,989.76/x
  3. Step 3: Cross multiply
    46,269.42x = 69,402.87 × 12,989.76
  4. Step 4: Simplify right side
    46,269.42x = 901,526,624.61
  5. Step 5: Solve for x
    x = 901,526,624.61/46,269.42
  6. Step 6: Final answer
    x = 19,484.29

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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.