Home / 45,631.28-62,970.54-25,488.47

Finding the Fourth Proportional to 45,631.28, 62,970.54 and 25,488.47

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Solution

The fourth proportional to 45,631.28, 62,970.54 and 25,488.47 is: 35,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.28 : 62,970.54 = 25,488.47 : x
  2. Step 2: Convert to fraction form
    45,631.28/62,970.54 = 25,488.47/x
  3. Step 3: Cross multiply
    45,631.28x = 62,970.54 × 25,488.47
  4. Step 4: Simplify right side
    45,631.28x = 1,605,022,719.67
  5. Step 5: Solve for x
    x = 1,605,022,719.67/45,631.28
  6. Step 6: Final answer
    x = 35,173.74

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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.