Home / 26,480.13-36,548.88-15,156.16

Finding the Fourth Proportional to 26,480.13, 36,548.88 and 15,156.16

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Solution

The fourth proportional to 26,480.13, 36,548.88 and 15,156.16 is: 20,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.13 : 36,548.88 = 15,156.16 : x
  2. Step 2: Convert to fraction form
    26,480.13/36,548.88 = 15,156.16/x
  3. Step 3: Cross multiply
    26,480.13x = 36,548.88 × 15,156.16
  4. Step 4: Simplify right side
    26,480.13x = 553,940,509.85
  5. Step 5: Solve for x
    x = 553,940,509.85/26,480.13
  6. Step 6: Final answer
    x = 20,919.10

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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.