Home / 28,658.01-42,988.89-7,597.74

Finding the Fourth Proportional to 28,658.01, 42,988.89 and 7,597.74

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Solution

The fourth proportional to 28,658.01, 42,988.89 and 7,597.74 is: 11,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,658.01 : 42,988.89 = 7,597.74 : x
  2. Step 2: Convert to fraction form
    28,658.01/42,988.89 = 7,597.74/x
  3. Step 3: Cross multiply
    28,658.01x = 42,988.89 × 7,597.74
  4. Step 4: Simplify right side
    28,658.01x = 326,618,598.81
  5. Step 5: Solve for x
    x = 326,618,598.81/28,658.01
  6. Step 6: Final answer
    x = 11,397.11

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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.