Home / 26,423.48-36,435.93-20,061.74

Finding the Fourth Proportional to 26,423.48, 36,435.93 and 20,061.74

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Solution

The fourth proportional to 26,423.48, 36,435.93 and 20,061.74 is: 27,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423.48 : 36,435.93 = 20,061.74 : x
  2. Step 2: Convert to fraction form
    26,423.48/36,435.93 = 20,061.74/x
  3. Step 3: Cross multiply
    26,423.48x = 36,435.93 × 20,061.74
  4. Step 4: Simplify right side
    26,423.48x = 730,968,170.18
  5. Step 5: Solve for x
    x = 730,968,170.18/26,423.48
  6. Step 6: Final answer
    x = 27,663.58

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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.