Home / 26,448.51-36,500.09-15,836.12

Finding the Fourth Proportional to 26,448.51, 36,500.09 and 15,836.12

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Solution

The fourth proportional to 26,448.51, 36,500.09 and 15,836.12 is: 21,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.51 : 36,500.09 = 15,836.12 : x
  2. Step 2: Convert to fraction form
    26,448.51/36,500.09 = 15,836.12/x
  3. Step 3: Cross multiply
    26,448.51x = 36,500.09 × 15,836.12
  4. Step 4: Simplify right side
    26,448.51x = 578,019,543.57
  5. Step 5: Solve for x
    x = 578,019,543.57/26,448.51
  6. Step 6: Final answer
    x = 21,854.52

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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.