Home / 45,159.12-62,315.28-25,015.57

Finding the Fourth Proportional to 45,159.12, 62,315.28 and 25,015.57

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Solution

The fourth proportional to 45,159.12, 62,315.28 and 25,015.57 is: 34,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,159.12 : 62,315.28 = 25,015.57 : x
  2. Step 2: Convert to fraction form
    45,159.12/62,315.28 = 25,015.57/x
  3. Step 3: Cross multiply
    45,159.12x = 62,315.28 × 25,015.57
  4. Step 4: Simplify right side
    45,159.12x = 1,558,852,093.12
  5. Step 5: Solve for x
    x = 1,558,852,093.12/45,159.12
  6. Step 6: Final answer
    x = 34,519.10

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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.