Home / 45,419.78-62,678.85-25,276.32

Finding the Fourth Proportional to 45,419.78, 62,678.85 and 25,276.32

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Solution

The fourth proportional to 45,419.78, 62,678.85 and 25,276.32 is: 34,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419.78 : 62,678.85 = 25,276.32 : x
  2. Step 2: Convert to fraction form
    45,419.78/62,678.85 = 25,276.32/x
  3. Step 3: Cross multiply
    45,419.78x = 62,678.85 × 25,276.32
  4. Step 4: Simplify right side
    45,419.78x = 1,584,290,669.83
  5. Step 5: Solve for x
    x = 1,584,290,669.83/45,419.78
  6. Step 6: Final answer
    x = 34,881.08

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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.