Home / 45,302.12-67,947.90-12,024.77

Finding the Fourth Proportional to 45,302.12, 67,947.90 and 12,024.77

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Solution

The fourth proportional to 45,302.12, 67,947.90 and 12,024.77 is: 18,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,302.12 : 67,947.90 = 12,024.77 : x
  2. Step 2: Convert to fraction form
    45,302.12/67,947.90 = 12,024.77/x
  3. Step 3: Cross multiply
    45,302.12x = 67,947.90 × 12,024.77
  4. Step 4: Simplify right side
    45,302.12x = 817,057,934.50
  5. Step 5: Solve for x
    x = 817,057,934.50/45,302.12
  6. Step 6: Final answer
    x = 18,035.75

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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.