Home / 25,328.67-34,950.56-15,256.95

Finding the Fourth Proportional to 25,328.67, 34,950.56 and 15,256.95

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Solution

The fourth proportional to 25,328.67, 34,950.56 and 15,256.95 is: 21,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.67 : 34,950.56 = 15,256.95 : x
  2. Step 2: Convert to fraction form
    25,328.67/34,950.56 = 15,256.95/x
  3. Step 3: Cross multiply
    25,328.67x = 34,950.56 × 15,256.95
  4. Step 4: Simplify right side
    25,328.67x = 533,238,870.11
  5. Step 5: Solve for x
    x = 533,238,870.11/25,328.67
  6. Step 6: Final answer
    x = 21,052.78

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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.