Home / 26,443.16-36,492.66-15,830.72

Finding the Fourth Proportional to 26,443.16, 36,492.66 and 15,830.72

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Solution

The fourth proportional to 26,443.16, 36,492.66 and 15,830.72 is: 21,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.16 : 36,492.66 = 15,830.72 : x
  2. Step 2: Convert to fraction form
    26,443.16/36,492.66 = 15,830.72/x
  3. Step 3: Cross multiply
    26,443.16x = 36,492.66 × 15,830.72
  4. Step 4: Simplify right side
    26,443.16x = 577,705,082.52
  5. Step 5: Solve for x
    x = 577,705,082.52/26,443.16
  6. Step 6: Final answer
    x = 21,847.05

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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.