Home / 25,499.16-38,247.48-9,707.76

Finding the Fourth Proportional to 25,499.16, 38,247.48 and 9,707.76

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Solution

The fourth proportional to 25,499.16, 38,247.48 and 9,707.76 is: 14,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.16 : 38,247.48 = 9,707.76 : x
  2. Step 2: Convert to fraction form
    25,499.16/38,247.48 = 9,707.76/x
  3. Step 3: Cross multiply
    25,499.16x = 38,247.48 × 9,707.76
  4. Step 4: Simplify right side
    25,499.16x = 371,297,356.44
  5. Step 5: Solve for x
    x = 371,297,356.44/25,499.16
  6. Step 6: Final answer
    x = 14,561.16

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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.