Home / 28,487.22-39,289.95-26,577.38

Finding the Fourth Proportional to 28,487.22, 39,289.95 and 26,577.38

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Solution

The fourth proportional to 28,487.22, 39,289.95 and 26,577.38 is: 36,655.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,487.22 : 39,289.95 = 26,577.38 : x
  2. Step 2: Convert to fraction form
    28,487.22/39,289.95 = 26,577.38/x
  3. Step 3: Cross multiply
    28,487.22x = 39,289.95 × 26,577.38
  4. Step 4: Simplify right side
    28,487.22x = 1,044,223,931.33
  5. Step 5: Solve for x
    x = 1,044,223,931.33/28,487.22
  6. Step 6: Final answer
    x = 36,655.87

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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.