Home / 26,291.72-36,282.66-14,355.70

Finding the Fourth Proportional to 26,291.72, 36,282.66 and 14,355.70

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Solution

The fourth proportional to 26,291.72, 36,282.66 and 14,355.70 is: 19,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.72 : 36,282.66 = 14,355.70 : x
  2. Step 2: Convert to fraction form
    26,291.72/36,282.66 = 14,355.70/x
  3. Step 3: Cross multiply
    26,291.72x = 36,282.66 × 14,355.70
  4. Step 4: Simplify right side
    26,291.72x = 520,862,982.16
  5. Step 5: Solve for x
    x = 520,862,982.16/26,291.72
  6. Step 6: Final answer
    x = 19,810.91

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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.