Home / 40,038.17-55,264.21-26,436.17

Finding the Fourth Proportional to 40,038.17, 55,264.21 and 26,436.17

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Solution

The fourth proportional to 40,038.17, 55,264.21 and 26,436.17 is: 36,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,038.17 : 55,264.21 = 26,436.17 : x
  2. Step 2: Convert to fraction form
    40,038.17/55,264.21 = 26,436.17/x
  3. Step 3: Cross multiply
    40,038.17x = 55,264.21 × 26,436.17
  4. Step 4: Simplify right side
    40,038.17x = 1,460,974,122.55
  5. Step 5: Solve for x
    x = 1,460,974,122.55/40,038.17
  6. Step 6: Final answer
    x = 36,489.54

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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.