Home / 45,320.31-62,542.13-25,178.45

Finding the Fourth Proportional to 45,320.31, 62,542.13 and 25,178.45

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Solution

The fourth proportional to 45,320.31, 62,542.13 and 25,178.45 is: 34,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320.31 : 62,542.13 = 25,178.45 : x
  2. Step 2: Convert to fraction form
    45,320.31/62,542.13 = 25,178.45/x
  3. Step 3: Cross multiply
    45,320.31x = 62,542.13 × 25,178.45
  4. Step 4: Simplify right side
    45,320.31x = 1,574,713,454.50
  5. Step 5: Solve for x
    x = 1,574,713,454.50/45,320.31
  6. Step 6: Final answer
    x = 34,746.31

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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.