Home / 40,870.97-61,304.76-14,223.07

Finding the Fourth Proportional to 40,870.97, 61,304.76 and 14,223.07

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Solution

The fourth proportional to 40,870.97, 61,304.76 and 14,223.07 is: 21,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,870.97 : 61,304.76 = 14,223.07 : x
  2. Step 2: Convert to fraction form
    40,870.97/61,304.76 = 14,223.07/x
  3. Step 3: Cross multiply
    40,870.97x = 61,304.76 × 14,223.07
  4. Step 4: Simplify right side
    40,870.97x = 871,941,739.55
  5. Step 5: Solve for x
    x = 871,941,739.55/40,870.97
  6. Step 6: Final answer
    x = 21,334.01

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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.