Home / 26,870.13-40,288.79-11,070.27

Finding the Fourth Proportional to 26,870.13, 40,288.79 and 11,070.27

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Solution

The fourth proportional to 26,870.13, 40,288.79 and 11,070.27 is: 16,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,870.13 : 40,288.79 = 11,070.27 : x
  2. Step 2: Convert to fraction form
    26,870.13/40,288.79 = 11,070.27/x
  3. Step 3: Cross multiply
    26,870.13x = 40,288.79 × 11,070.27
  4. Step 4: Simplify right side
    26,870.13x = 446,007,810.95
  5. Step 5: Solve for x
    x = 446,007,810.95/26,870.13
  6. Step 6: Final answer
    x = 16,598.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.