Home / 26,985.61-37,240.38-14,886.55

Finding the Fourth Proportional to 26,985.61, 37,240.38 and 14,886.55

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Solution

The fourth proportional to 26,985.61, 37,240.38 and 14,886.55 is: 20,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.61 : 37,240.38 = 14,886.55 : x
  2. Step 2: Convert to fraction form
    26,985.61/37,240.38 = 14,886.55/x
  3. Step 3: Cross multiply
    26,985.61x = 37,240.38 × 14,886.55
  4. Step 4: Simplify right side
    26,985.61x = 554,380,778.89
  5. Step 5: Solve for x
    x = 554,380,778.89/26,985.61
  6. Step 6: Final answer
    x = 20,543.57

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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.