Home / 26,875.10-40,312.73-8,155.29

Finding the Fourth Proportional to 26,875.10, 40,312.73 and 8,155.29

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Solution

The fourth proportional to 26,875.10, 40,312.73 and 8,155.29 is: 12,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.10 : 40,312.73 = 8,155.29 : x
  2. Step 2: Convert to fraction form
    26,875.10/40,312.73 = 8,155.29/x
  3. Step 3: Cross multiply
    26,875.10x = 40,312.73 × 8,155.29
  4. Step 4: Simplify right side
    26,875.10x = 328,762,003.84
  5. Step 5: Solve for x
    x = 328,762,003.84/26,875.10
  6. Step 6: Final answer
    x = 12,232.96

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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.