Home / 28,798.53-39,726.27-18,041.09

Finding the Fourth Proportional to 28,798.53, 39,726.27 and 18,041.09

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Solution

The fourth proportional to 28,798.53, 39,726.27 and 18,041.09 is: 24,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.53 : 39,726.27 = 18,041.09 : x
  2. Step 2: Convert to fraction form
    28,798.53/39,726.27 = 18,041.09/x
  3. Step 3: Cross multiply
    28,798.53x = 39,726.27 × 18,041.09
  4. Step 4: Simplify right side
    28,798.53x = 716,705,013.80
  5. Step 5: Solve for x
    x = 716,705,013.80/28,798.53
  6. Step 6: Final answer
    x = 24,886.86

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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.