Home / 25,828.10-38,746.72-13,344.66

Finding the Fourth Proportional to 25,828.10, 38,746.72 and 13,344.66

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Solution

The fourth proportional to 25,828.10, 38,746.72 and 13,344.66 is: 20,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.10 : 38,746.72 = 13,344.66 : x
  2. Step 2: Convert to fraction form
    25,828.10/38,746.72 = 13,344.66/x
  3. Step 3: Cross multiply
    25,828.10x = 38,746.72 × 13,344.66
  4. Step 4: Simplify right side
    25,828.10x = 517,061,804.52
  5. Step 5: Solve for x
    x = 517,061,804.52/25,828.10
  6. Step 6: Final answer
    x = 20,019.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.