Home / 25,659.32-38,483.48-14,978.57

Finding the Fourth Proportional to 25,659.32, 38,483.48 and 14,978.57

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Solution

The fourth proportional to 25,659.32, 38,483.48 and 14,978.57 is: 22,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659.32 : 38,483.48 = 14,978.57 : x
  2. Step 2: Convert to fraction form
    25,659.32/38,483.48 = 14,978.57/x
  3. Step 3: Cross multiply
    25,659.32x = 38,483.48 × 14,978.57
  4. Step 4: Simplify right side
    25,659.32x = 576,427,344.05
  5. Step 5: Solve for x
    x = 576,427,344.05/25,659.32
  6. Step 6: Final answer
    x = 22,464.64

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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.