Home / 15,543.60-23,291.64-11,645.52

Finding the Fourth Proportional to 15,543.60, 23,291.64 and 11,645.52

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Solution

The fourth proportional to 15,543.60, 23,291.64 and 11,645.52 is: 17,450.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.60 : 23,291.64 = 11,645.52 : x
  2. Step 2: Convert to fraction form
    15,543.60/23,291.64 = 11,645.52/x
  3. Step 3: Cross multiply
    15,543.60x = 23,291.64 × 11,645.52
  4. Step 4: Simplify right side
    15,543.60x = 271,243,259.45
  5. Step 5: Solve for x
    x = 271,243,259.45/15,543.60
  6. Step 6: Final answer
    x = 17,450.48

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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.