Home / 15,335.57-22,987.10-8,747.63

Finding the Fourth Proportional to 15,335.57, 22,987.10 and 8,747.63

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Solution

The fourth proportional to 15,335.57, 22,987.10 and 8,747.63 is: 13,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335.57 : 22,987.10 = 8,747.63 : x
  2. Step 2: Convert to fraction form
    15,335.57/22,987.10 = 8,747.63/x
  3. Step 3: Cross multiply
    15,335.57x = 22,987.10 × 8,747.63
  4. Step 4: Simplify right side
    15,335.57x = 201,082,486.90
  5. Step 5: Solve for x
    x = 201,082,486.90/15,335.57
  6. Step 6: Final answer
    x = 13,112.17

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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.