Home / 26,595.41-39,888.79-12,555.41

Finding the Fourth Proportional to 26,595.41, 39,888.79 and 12,555.41

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Solution

The fourth proportional to 26,595.41, 39,888.79 and 12,555.41 is: 18,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.41 : 39,888.79 = 12,555.41 : x
  2. Step 2: Convert to fraction form
    26,595.41/39,888.79 = 12,555.41/x
  3. Step 3: Cross multiply
    26,595.41x = 39,888.79 × 12,555.41
  4. Step 4: Simplify right side
    26,595.41x = 500,819,882.02
  5. Step 5: Solve for x
    x = 500,819,882.02/26,595.41
  6. Step 6: Final answer
    x = 18,831.07

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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.