Home / 15,752.40-23,622.12-12,473.52

Finding the Fourth Proportional to 15,752.40, 23,622.12 and 12,473.52

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Solution

The fourth proportional to 15,752.40, 23,622.12 and 12,473.52 is: 18,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752.40 : 23,622.12 = 12,473.52 : x
  2. Step 2: Convert to fraction form
    15,752.40/23,622.12 = 12,473.52/x
  3. Step 3: Cross multiply
    15,752.40x = 23,622.12 × 12,473.52
  4. Step 4: Simplify right side
    15,752.40x = 294,650,986.26
  5. Step 5: Solve for x
    x = 294,650,986.26/15,752.40
  6. Step 6: Final answer
    x = 18,705.15

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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.