Home / 25,013.90-34,508.48-14,401.28

Finding the Fourth Proportional to 25,013.90, 34,508.48 and 14,401.28

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Solution

The fourth proportional to 25,013.90, 34,508.48 and 14,401.28 is: 19,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.90 : 34,508.48 = 14,401.28 : x
  2. Step 2: Convert to fraction form
    25,013.90/34,508.48 = 14,401.28/x
  3. Step 3: Cross multiply
    25,013.90x = 34,508.48 × 14,401.28
  4. Step 4: Simplify right side
    25,013.90x = 496,966,038.31
  5. Step 5: Solve for x
    x = 496,966,038.31/25,013.90
  6. Step 6: Final answer
    x = 19,867.60

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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.