Home / 25,631.10-35,385.45-16,674.12

Finding the Fourth Proportional to 25,631.10, 35,385.45 and 16,674.12

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Solution

The fourth proportional to 25,631.10, 35,385.45 and 16,674.12 is: 23,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.10 : 35,385.45 = 16,674.12 : x
  2. Step 2: Convert to fraction form
    25,631.10/35,385.45 = 16,674.12/x
  3. Step 3: Cross multiply
    25,631.10x = 35,385.45 × 16,674.12
  4. Step 4: Simplify right side
    25,631.10x = 590,020,979.26
  5. Step 5: Solve for x
    x = 590,020,979.26/25,631.10
  6. Step 6: Final answer
    x = 23,019.73

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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.