Home / 19,337.16-26,683.38-10,947.72

Finding the Fourth Proportional to 19,337.16, 26,683.38 and 10,947.72

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Solution

The fourth proportional to 19,337.16, 26,683.38 and 10,947.72 is: 15,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.16 : 26,683.38 = 10,947.72 : x
  2. Step 2: Convert to fraction form
    19,337.16/26,683.38 = 10,947.72/x
  3. Step 3: Cross multiply
    19,337.16x = 26,683.38 × 10,947.72
  4. Step 4: Simplify right side
    19,337.16x = 292,122,172.89
  5. Step 5: Solve for x
    x = 292,122,172.89/19,337.16
  6. Step 6: Final answer
    x = 15,106.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.