Home / 26,345.10-36,356.76-14,408.40

Finding the Fourth Proportional to 26,345.10, 36,356.76 and 14,408.40

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Solution

The fourth proportional to 26,345.10, 36,356.76 and 14,408.40 is: 19,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345.10 : 36,356.76 = 14,408.40 : x
  2. Step 2: Convert to fraction form
    26,345.10/36,356.76 = 14,408.40/x
  3. Step 3: Cross multiply
    26,345.10x = 36,356.76 × 14,408.40
  4. Step 4: Simplify right side
    26,345.10x = 523,842,740.78
  5. Step 5: Solve for x
    x = 523,842,740.78/26,345.10
  6. Step 6: Final answer
    x = 19,883.88

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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.