Home / 15,801.39-23,700.06-4,115.52

Finding the Fourth Proportional to 15,801.39, 23,700.06 and 4,115.52

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Solution

The fourth proportional to 15,801.39, 23,700.06 and 4,115.52 is: 6,172.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.39 : 23,700.06 = 4,115.52 : x
  2. Step 2: Convert to fraction form
    15,801.39/23,700.06 = 4,115.52/x
  3. Step 3: Cross multiply
    15,801.39x = 23,700.06 × 4,115.52
  4. Step 4: Simplify right side
    15,801.39x = 97,538,070.93
  5. Step 5: Solve for x
    x = 97,538,070.93/15,801.39
  6. Step 6: Final answer
    x = 6,172.75

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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.