Home / 25,602.92-35,340-14,988.68

Finding the Fourth Proportional to 25,602.92, 35,340 and 14,988.68

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Solution

The fourth proportional to 25,602.92, 35,340 and 14,988.68 is: 20,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.92 : 35,340 = 14,988.68 : x
  2. Step 2: Convert to fraction form
    25,602.92/35,340 = 14,988.68/x
  3. Step 3: Cross multiply
    25,602.92x = 35,340 × 14,988.68
  4. Step 4: Simplify right side
    25,602.92x = 529,699,951.20
  5. Step 5: Solve for x
    x = 529,699,951.20/25,602.92
  6. Step 6: Final answer
    x = 20,689.04

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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.