Home / 15,577.81-23,358.38-7,261.74

Finding the Fourth Proportional to 15,577.81, 23,358.38 and 7,261.74

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Solution

The fourth proportional to 15,577.81, 23,358.38 and 7,261.74 is: 10,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,577.81 : 23,358.38 = 7,261.74 : x
  2. Step 2: Convert to fraction form
    15,577.81/23,358.38 = 7,261.74/x
  3. Step 3: Cross multiply
    15,577.81x = 23,358.38 × 7,261.74
  4. Step 4: Simplify right side
    15,577.81x = 169,622,446.07
  5. Step 5: Solve for x
    x = 169,622,446.07/15,577.81
  6. Step 6: Final answer
    x = 10,888.72

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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.