Home / 25,715.12-35,488.44-14,537.12

Finding the Fourth Proportional to 25,715.12, 35,488.44 and 14,537.12

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Solution

The fourth proportional to 25,715.12, 35,488.44 and 14,537.12 is: 20,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.12 : 35,488.44 = 14,537.12 : x
  2. Step 2: Convert to fraction form
    25,715.12/35,488.44 = 14,537.12/x
  3. Step 3: Cross multiply
    25,715.12x = 35,488.44 × 14,537.12
  4. Step 4: Simplify right side
    25,715.12x = 515,899,710.89
  5. Step 5: Solve for x
    x = 515,899,710.89/25,715.12
  6. Step 6: Final answer
    x = 20,062.12

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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.