Home / 28,095.67-38,773.20-16,159.02

Finding the Fourth Proportional to 28,095.67, 38,773.20 and 16,159.02

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Solution

The fourth proportional to 28,095.67, 38,773.20 and 16,159.02 is: 22,300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.67 : 38,773.20 = 16,159.02 : x
  2. Step 2: Convert to fraction form
    28,095.67/38,773.20 = 16,159.02/x
  3. Step 3: Cross multiply
    28,095.67x = 38,773.20 × 16,159.02
  4. Step 4: Simplify right side
    28,095.67x = 626,536,914.26
  5. Step 5: Solve for x
    x = 626,536,914.26/28,095.67
  6. Step 6: Final answer
    x = 22,300.13

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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.