Home / 25,240.67-34,808.50-19,948.13

Finding the Fourth Proportional to 25,240.67, 34,808.50 and 19,948.13

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Solution

The fourth proportional to 25,240.67, 34,808.50 and 19,948.13 is: 27,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,240.67 : 34,808.50 = 19,948.13 : x
  2. Step 2: Convert to fraction form
    25,240.67/34,808.50 = 19,948.13/x
  3. Step 3: Cross multiply
    25,240.67x = 34,808.50 × 19,948.13
  4. Step 4: Simplify right side
    25,240.67x = 694,364,483.11
  5. Step 5: Solve for x
    x = 694,364,483.11/25,240.67
  6. Step 6: Final answer
    x = 27,509.75

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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.