Home / 28,299.81-39,053.93-17,695.65

Finding the Fourth Proportional to 28,299.81, 39,053.93 and 17,695.65

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Solution

The fourth proportional to 28,299.81, 39,053.93 and 17,695.65 is: 24,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.81 : 39,053.93 = 17,695.65 : x
  2. Step 2: Convert to fraction form
    28,299.81/39,053.93 = 17,695.65/x
  3. Step 3: Cross multiply
    28,299.81x = 39,053.93 × 17,695.65
  4. Step 4: Simplify right side
    28,299.81x = 691,084,587.93
  5. Step 5: Solve for x
    x = 691,084,587.93/28,299.81
  6. Step 6: Final answer
    x = 24,420.11

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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.