Home / 39,614.16-59,440.80-18,555.66

Finding the Fourth Proportional to 39,614.16, 59,440.80 and 18,555.66

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Solution

The fourth proportional to 39,614.16, 59,440.80 and 18,555.66 is: 27,842.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.16 : 59,440.80 = 18,555.66 : x
  2. Step 2: Convert to fraction form
    39,614.16/59,440.80 = 18,555.66/x
  3. Step 3: Cross multiply
    39,614.16x = 59,440.80 × 18,555.66
  4. Step 4: Simplify right side
    39,614.16x = 1,102,963,274.93
  5. Step 5: Solve for x
    x = 1,102,963,274.93/39,614.16
  6. Step 6: Final answer
    x = 27,842.65

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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.