Home / 23,250.40-32,085.68-13,690.70

Finding the Fourth Proportional to 23,250.40, 32,085.68 and 13,690.70

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Solution

The fourth proportional to 23,250.40, 32,085.68 and 13,690.70 is: 18,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.40 : 32,085.68 = 13,690.70 : x
  2. Step 2: Convert to fraction form
    23,250.40/32,085.68 = 13,690.70/x
  3. Step 3: Cross multiply
    23,250.40x = 32,085.68 × 13,690.70
  4. Step 4: Simplify right side
    23,250.40x = 439,275,419.18
  5. Step 5: Solve for x
    x = 439,275,419.18/23,250.40
  6. Step 6: Final answer
    x = 18,893.24

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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.