Home / 40,038.73-55,264.81-26,436.73

Finding the Fourth Proportional to 40,038.73, 55,264.81 and 26,436.73

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Solution

The fourth proportional to 40,038.73, 55,264.81 and 26,436.73 is: 36,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,038.73 : 55,264.81 = 26,436.73 : x
  2. Step 2: Convert to fraction form
    40,038.73/55,264.81 = 26,436.73/x
  3. Step 3: Cross multiply
    40,038.73x = 55,264.81 × 26,436.73
  4. Step 4: Simplify right side
    40,038.73x = 1,461,020,735.05
  5. Step 5: Solve for x
    x = 1,461,020,735.05/40,038.73
  6. Step 6: Final answer
    x = 36,490.19

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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.