Home / 15,387.95-23,081.94-4,294.67

Finding the Fourth Proportional to 15,387.95, 23,081.94 and 4,294.67

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Solution

The fourth proportional to 15,387.95, 23,081.94 and 4,294.67 is: 6,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387.95 : 23,081.94 = 4,294.67 : x
  2. Step 2: Convert to fraction form
    15,387.95/23,081.94 = 4,294.67/x
  3. Step 3: Cross multiply
    15,387.95x = 23,081.94 × 4,294.67
  4. Step 4: Simplify right side
    15,387.95x = 99,129,315.26
  5. Step 5: Solve for x
    x = 99,129,315.26/15,387.95
  6. Step 6: Final answer
    x = 6,442.01

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1.5x scale

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.