Home / 26,686.95-39,991.55-15,003.51

Finding the Fourth Proportional to 26,686.95, 39,991.55 and 15,003.51

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Solution

The fourth proportional to 26,686.95, 39,991.55 and 15,003.51 is: 22,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.95 : 39,991.55 = 15,003.51 : x
  2. Step 2: Convert to fraction form
    26,686.95/39,991.55 = 15,003.51/x
  3. Step 3: Cross multiply
    26,686.95x = 39,991.55 × 15,003.51
  4. Step 4: Simplify right side
    26,686.95x = 600,013,545.32
  5. Step 5: Solve for x
    x = 600,013,545.32/26,686.95
  6. Step 6: Final answer
    x = 22,483.41

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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.