Home / 25,068.24-34,588.08-13,890.24

Finding the Fourth Proportional to 25,068.24, 34,588.08 and 13,890.24

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Solution

The fourth proportional to 25,068.24, 34,588.08 and 13,890.24 is: 19,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,068.24 : 34,588.08 = 13,890.24 : x
  2. Step 2: Convert to fraction form
    25,068.24/34,588.08 = 13,890.24/x
  3. Step 3: Cross multiply
    25,068.24x = 34,588.08 × 13,890.24
  4. Step 4: Simplify right side
    25,068.24x = 480,436,732.34
  5. Step 5: Solve for x
    x = 480,436,732.34/25,068.24
  6. Step 6: Final answer
    x = 19,165.16

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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.