Home / 26,941.81-37,180.85-15,005.15

Finding the Fourth Proportional to 26,941.81, 37,180.85 and 15,005.15

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Solution

The fourth proportional to 26,941.81, 37,180.85 and 15,005.15 is: 20,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.81 : 37,180.85 = 15,005.15 : x
  2. Step 2: Convert to fraction form
    26,941.81/37,180.85 = 15,005.15/x
  3. Step 3: Cross multiply
    26,941.81x = 37,180.85 × 15,005.15
  4. Step 4: Simplify right side
    26,941.81x = 557,903,970.45
  5. Step 5: Solve for x
    x = 557,903,970.45/26,941.81
  6. Step 6: Final answer
    x = 20,707.74

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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.