Home / 40,051.52-60,056.88-13,387.92

Finding the Fourth Proportional to 40,051.52, 60,056.88 and 13,387.92

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Solution

The fourth proportional to 40,051.52, 60,056.88 and 13,387.92 is: 20,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051.52 : 60,056.88 = 13,387.92 : x
  2. Step 2: Convert to fraction form
    40,051.52/60,056.88 = 13,387.92/x
  3. Step 3: Cross multiply
    40,051.52x = 60,056.88 × 13,387.92
  4. Step 4: Simplify right side
    40,051.52x = 804,036,704.89
  5. Step 5: Solve for x
    x = 804,036,704.89/40,051.52
  6. Step 6: Final answer
    x = 20,075.06

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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.