Home / 15,240.12-22,860.38-4,710

Finding the Fourth Proportional to 15,240.12, 22,860.38 and 4,710

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Solution

The fourth proportional to 15,240.12, 22,860.38 and 4,710 is: 7,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.12 : 22,860.38 = 4,710 : x
  2. Step 2: Convert to fraction form
    15,240.12/22,860.38 = 4,710/x
  3. Step 3: Cross multiply
    15,240.12x = 22,860.38 × 4,710
  4. Step 4: Simplify right side
    15,240.12x = 107,672,389.80
  5. Step 5: Solve for x
    x = 107,672,389.80/15,240.12
  6. Step 6: Final answer
    x = 7,065.06

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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.