Home / 45,159.32-62,319.08-25,015.78

Finding the Fourth Proportional to 45,159.32, 62,319.08 and 25,015.78

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Solution

The fourth proportional to 45,159.32, 62,319.08 and 25,015.78 is: 34,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,159.32 : 62,319.08 = 25,015.78 : x
  2. Step 2: Convert to fraction form
    45,159.32/62,319.08 = 25,015.78/x
  3. Step 3: Cross multiply
    45,159.32x = 62,319.08 × 25,015.78
  4. Step 4: Simplify right side
    45,159.32x = 1,558,960,395.08
  5. Step 5: Solve for x
    x = 1,558,960,395.08/45,159.32
  6. Step 6: Final answer
    x = 34,521.34

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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.