Home / 65,951.30-98,916.08-18,569.67

Finding the Fourth Proportional to 65,951.30, 98,916.08 and 18,569.67

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Solution

The fourth proportional to 65,951.30, 98,916.08 and 18,569.67 is: 27,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,951.30 : 98,916.08 = 18,569.67 : x
  2. Step 2: Convert to fraction form
    65,951.30/98,916.08 = 18,569.67/x
  3. Step 3: Cross multiply
    65,951.30x = 98,916.08 × 18,569.67
  4. Step 4: Simplify right side
    65,951.30x = 1,836,838,870.45
  5. Step 5: Solve for x
    x = 1,836,838,870.45/65,951.30
  6. Step 6: Final answer
    x = 27,851.45

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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.