Home / 25,482.90-38,166.15-12,165.26

Finding the Fourth Proportional to 25,482.90, 38,166.15 and 12,165.26

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Solution

The fourth proportional to 25,482.90, 38,166.15 and 12,165.26 is: 18,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,482.90 : 38,166.15 = 12,165.26 : x
  2. Step 2: Convert to fraction form
    25,482.90/38,166.15 = 12,165.26/x
  3. Step 3: Cross multiply
    25,482.90x = 38,166.15 × 12,165.26
  4. Step 4: Simplify right side
    25,482.90x = 464,300,981.71
  5. Step 5: Solve for x
    x = 464,300,981.71/25,482.90
  6. Step 6: Final answer
    x = 18,220.10

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