Home / 25,559.68-38,316.84-9,988.24

Finding the Fourth Proportional to 25,559.68, 38,316.84 and 9,988.24

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Solution

The fourth proportional to 25,559.68, 38,316.84 and 9,988.24 is: 14,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.68 : 38,316.84 = 9,988.24 : x
  2. Step 2: Convert to fraction form
    25,559.68/38,316.84 = 9,988.24/x
  3. Step 3: Cross multiply
    25,559.68x = 38,316.84 × 9,988.24
  4. Step 4: Simplify right side
    25,559.68x = 382,717,793.96
  5. Step 5: Solve for x
    x = 382,717,793.96/25,559.68
  6. Step 6: Final answer
    x = 14,973.50

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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.