Home / 25,488.95-38,224.75-9,690.17

Finding the Fourth Proportional to 25,488.95, 38,224.75 and 9,690.17

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Solution

The fourth proportional to 25,488.95, 38,224.75 and 9,690.17 is: 14,531.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.95 : 38,224.75 = 9,690.17 : x
  2. Step 2: Convert to fraction form
    25,488.95/38,224.75 = 9,690.17/x
  3. Step 3: Cross multiply
    25,488.95x = 38,224.75 × 9,690.17
  4. Step 4: Simplify right side
    25,488.95x = 370,404,325.71
  5. Step 5: Solve for x
    x = 370,404,325.71/25,488.95
  6. Step 6: Final answer
    x = 14,531.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.