Home / 15,931.10-23,895.88-6,570.97

Finding the Fourth Proportional to 15,931.10, 23,895.88 and 6,570.97

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Solution

The fourth proportional to 15,931.10, 23,895.88 and 6,570.97 is: 9,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.10 : 23,895.88 = 6,570.97 : x
  2. Step 2: Convert to fraction form
    15,931.10/23,895.88 = 6,570.97/x
  3. Step 3: Cross multiply
    15,931.10x = 23,895.88 × 6,570.97
  4. Step 4: Simplify right side
    15,931.10x = 157,019,110.60
  5. Step 5: Solve for x
    x = 157,019,110.60/15,931.10
  6. Step 6: Final answer
    x = 9,856.14

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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.