Home / 25,840.40-35,659.76-14,508.32

Finding the Fourth Proportional to 25,840.40, 35,659.76 and 14,508.32

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Solution

The fourth proportional to 25,840.40, 35,659.76 and 14,508.32 is: 20,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840.40 : 35,659.76 = 14,508.32 : x
  2. Step 2: Convert to fraction form
    25,840.40/35,659.76 = 14,508.32/x
  3. Step 3: Cross multiply
    25,840.40x = 35,659.76 × 14,508.32
  4. Step 4: Simplify right side
    25,840.40x = 517,363,209.20
  5. Step 5: Solve for x
    x = 517,363,209.20/25,840.40
  6. Step 6: Final answer
    x = 20,021.49

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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.