Home / 25,375.10-35,009.16-14,762.48

Finding the Fourth Proportional to 25,375.10, 35,009.16 and 14,762.48

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Solution

The fourth proportional to 25,375.10, 35,009.16 and 14,762.48 is: 20,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375.10 : 35,009.16 = 14,762.48 : x
  2. Step 2: Convert to fraction form
    25,375.10/35,009.16 = 14,762.48/x
  3. Step 3: Cross multiply
    25,375.10x = 35,009.16 × 14,762.48
  4. Step 4: Simplify right side
    25,375.10x = 516,822,024.32
  5. Step 5: Solve for x
    x = 516,822,024.32/25,375.10
  6. Step 6: Final answer
    x = 20,367.29

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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.