Home / 26,188.02-36,114.66-20,210.22

Finding the Fourth Proportional to 26,188.02, 36,114.66 and 20,210.22

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Solution

The fourth proportional to 26,188.02, 36,114.66 and 20,210.22 is: 27,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.02 : 36,114.66 = 20,210.22 : x
  2. Step 2: Convert to fraction form
    26,188.02/36,114.66 = 20,210.22/x
  3. Step 3: Cross multiply
    26,188.02x = 36,114.66 × 20,210.22
  4. Step 4: Simplify right side
    26,188.02x = 729,885,223.83
  5. Step 5: Solve for x
    x = 729,885,223.83/26,188.02
  6. Step 6: Final answer
    x = 27,870.96

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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.