Home / 26,140.10-36,065.38-14,807.79

Finding the Fourth Proportional to 26,140.10, 36,065.38 and 14,807.79

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Solution

The fourth proportional to 26,140.10, 36,065.38 and 14,807.79 is: 20,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.10 : 36,065.38 = 14,807.79 : x
  2. Step 2: Convert to fraction form
    26,140.10/36,065.38 = 14,807.79/x
  3. Step 3: Cross multiply
    26,140.10x = 36,065.38 × 14,807.79
  4. Step 4: Simplify right side
    26,140.10x = 534,048,573.31
  5. Step 5: Solve for x
    x = 534,048,573.31/26,140.10
  6. Step 6: Final answer
    x = 20,430.24

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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.