Home / 25,065.45-34,588.85-14,311.58

Finding the Fourth Proportional to 25,065.45, 34,588.85 and 14,311.58

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Solution

The fourth proportional to 25,065.45, 34,588.85 and 14,311.58 is: 19,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.45 : 34,588.85 = 14,311.58 : x
  2. Step 2: Convert to fraction form
    25,065.45/34,588.85 = 14,311.58/x
  3. Step 3: Cross multiply
    25,065.45x = 34,588.85 × 14,311.58
  4. Step 4: Simplify right side
    25,065.45x = 495,020,849.38
  5. Step 5: Solve for x
    x = 495,020,849.38/25,065.45
  6. Step 6: Final answer
    x = 19,749.13

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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.