Home / 15,377.16-23,059.62-5,513.40

Finding the Fourth Proportional to 15,377.16, 23,059.62 and 5,513.40

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Solution

The fourth proportional to 15,377.16, 23,059.62 and 5,513.40 is: 8,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.16 : 23,059.62 = 5,513.40 : x
  2. Step 2: Convert to fraction form
    15,377.16/23,059.62 = 5,513.40/x
  3. Step 3: Cross multiply
    15,377.16x = 23,059.62 × 5,513.40
  4. Step 4: Simplify right side
    15,377.16x = 127,136,908.91
  5. Step 5: Solve for x
    x = 127,136,908.91/15,377.16
  6. Step 6: Final answer
    x = 8,267.91

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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.