Home / 15,422.93-23,087.21-9,881.62

Finding the Fourth Proportional to 15,422.93, 23,087.21 and 9,881.62

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Solution

The fourth proportional to 15,422.93, 23,087.21 and 9,881.62 is: 14,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.93 : 23,087.21 = 9,881.62 : x
  2. Step 2: Convert to fraction form
    15,422.93/23,087.21 = 9,881.62/x
  3. Step 3: Cross multiply
    15,422.93x = 23,087.21 × 9,881.62
  4. Step 4: Simplify right side
    15,422.93x = 228,139,036.08
  5. Step 5: Solve for x
    x = 228,139,036.08/15,422.93
  6. Step 6: Final answer
    x = 14,792.20

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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.