Home / 21,573.42-32,370.66-15,373.68

Finding the Fourth Proportional to 21,573.42, 32,370.66 and 15,373.68

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Solution

The fourth proportional to 21,573.42, 32,370.66 and 15,373.68 is: 23,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.42 : 32,370.66 = 15,373.68 : x
  2. Step 2: Convert to fraction form
    21,573.42/32,370.66 = 15,373.68/x
  3. Step 3: Cross multiply
    21,573.42x = 32,370.66 × 15,373.68
  4. Step 4: Simplify right side
    21,573.42x = 497,656,168.23
  5. Step 5: Solve for x
    x = 497,656,168.23/21,573.42
  6. Step 6: Final answer
    x = 23,068.02

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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.