Home / 25,750.85-35,532.18-14,420.82

Finding the Fourth Proportional to 25,750.85, 35,532.18 and 14,420.82

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Solution

The fourth proportional to 25,750.85, 35,532.18 and 14,420.82 is: 19,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.85 : 35,532.18 = 14,420.82 : x
  2. Step 2: Convert to fraction form
    25,750.85/35,532.18 = 14,420.82/x
  3. Step 3: Cross multiply
    25,750.85x = 35,532.18 × 14,420.82
  4. Step 4: Simplify right side
    25,750.85x = 512,403,305.23
  5. Step 5: Solve for x
    x = 512,403,305.23/25,750.85
  6. Step 6: Final answer
    x = 19,898.50

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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.