Home / 40,156.68-60,235.98-13,503.06

Finding the Fourth Proportional to 40,156.68, 60,235.98 and 13,503.06

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Solution

The fourth proportional to 40,156.68, 60,235.98 and 13,503.06 is: 20,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.68 : 60,235.98 = 13,503.06 : x
  2. Step 2: Convert to fraction form
    40,156.68/60,235.98 = 13,503.06/x
  3. Step 3: Cross multiply
    40,156.68x = 60,235.98 × 13,503.06
  4. Step 4: Simplify right side
    40,156.68x = 813,370,052.10
  5. Step 5: Solve for x
    x = 813,370,052.10/40,156.68
  6. Step 6: Final answer
    x = 20,254.91

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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.