Home / 22,825.15-31,482.02-15,258.17

Finding the Fourth Proportional to 22,825.15, 31,482.02 and 15,258.17

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Solution

The fourth proportional to 22,825.15, 31,482.02 and 15,258.17 is: 21,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,825.15 : 31,482.02 = 15,258.17 : x
  2. Step 2: Convert to fraction form
    22,825.15/31,482.02 = 15,258.17/x
  3. Step 3: Cross multiply
    22,825.15x = 31,482.02 × 15,258.17
  4. Step 4: Simplify right side
    22,825.15x = 480,358,129.95
  5. Step 5: Solve for x
    x = 480,358,129.95/22,825.15
  6. Step 6: Final answer
    x = 21,045.13

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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.