Home / 27,358.02-41,038.85-8,638.82

Finding the Fourth Proportional to 27,358.02, 41,038.85 and 8,638.82

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Solution

The fourth proportional to 27,358.02, 41,038.85 and 8,638.82 is: 12,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,358.02 : 41,038.85 = 8,638.82 : x
  2. Step 2: Convert to fraction form
    27,358.02/41,038.85 = 8,638.82/x
  3. Step 3: Cross multiply
    27,358.02x = 41,038.85 × 8,638.82
  4. Step 4: Simplify right side
    27,358.02x = 354,527,208.46
  5. Step 5: Solve for x
    x = 354,527,208.46/27,358.02
  6. Step 6: Final answer
    x = 12,958.80

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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.