Home / 40,312.40-60,468.72-12,232.68

Finding the Fourth Proportional to 40,312.40, 60,468.72 and 12,232.68

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Solution

The fourth proportional to 40,312.40, 60,468.72 and 12,232.68 is: 18,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.40 : 60,468.72 = 12,232.68 : x
  2. Step 2: Convert to fraction form
    40,312.40/60,468.72 = 12,232.68/x
  3. Step 3: Cross multiply
    40,312.40x = 60,468.72 × 12,232.68
  4. Step 4: Simplify right side
    40,312.40x = 739,694,501.77
  5. Step 5: Solve for x
    x = 739,694,501.77/40,312.40
  6. Step 6: Final answer
    x = 18,349.06

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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.