Home / 23,225.99-32,065.17-15,291.28

Finding the Fourth Proportional to 23,225.99, 32,065.17 and 15,291.28

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Solution

The fourth proportional to 23,225.99, 32,065.17 and 15,291.28 is: 21,110.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,225.99 : 32,065.17 = 15,291.28 : x
  2. Step 2: Convert to fraction form
    23,225.99/32,065.17 = 15,291.28/x
  3. Step 3: Cross multiply
    23,225.99x = 32,065.17 × 15,291.28
  4. Step 4: Simplify right side
    23,225.99x = 490,317,475.46
  5. Step 5: Solve for x
    x = 490,317,475.46/23,225.99
  6. Step 6: Final answer
    x = 21,110.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.