Home / 42,225.92-58,275.84-25,458.56

Finding the Fourth Proportional to 42,225.92, 58,275.84 and 25,458.56

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Solution

The fourth proportional to 42,225.92, 58,275.84 and 25,458.56 is: 35,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,225.92 : 58,275.84 = 25,458.56 : x
  2. Step 2: Convert to fraction form
    42,225.92/58,275.84 = 25,458.56/x
  3. Step 3: Cross multiply
    42,225.92x = 58,275.84 × 25,458.56
  4. Step 4: Simplify right side
    42,225.92x = 1,483,618,969.19
  5. Step 5: Solve for x
    x = 1,483,618,969.19/42,225.92
  6. Step 6: Final answer
    x = 35,135.27

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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.