Home / 15,291.28-22,937.07-5,430.95

Finding the Fourth Proportional to 15,291.28, 22,937.07 and 5,430.95

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Solution

The fourth proportional to 15,291.28, 22,937.07 and 5,430.95 is: 8,146.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,291.28 : 22,937.07 = 5,430.95 : x
  2. Step 2: Convert to fraction form
    15,291.28/22,937.07 = 5,430.95/x
  3. Step 3: Cross multiply
    15,291.28x = 22,937.07 × 5,430.95
  4. Step 4: Simplify right side
    15,291.28x = 124,570,072.01
  5. Step 5: Solve for x
    x = 124,570,072.01/15,291.28
  6. Step 6: Final answer
    x = 8,146.48

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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.