Home / 21,598.24-32,397.34-12,357.76

Finding the Fourth Proportional to 21,598.24, 32,397.34 and 12,357.76

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Solution

The fourth proportional to 21,598.24, 32,397.34 and 12,357.76 is: 18,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598.24 : 32,397.34 = 12,357.76 : x
  2. Step 2: Convert to fraction form
    21,598.24/32,397.34 = 12,357.76/x
  3. Step 3: Cross multiply
    21,598.24x = 32,397.34 × 12,357.76
  4. Step 4: Simplify right side
    21,598.24x = 400,358,552.36
  5. Step 5: Solve for x
    x = 400,358,552.36/21,598.24
  6. Step 6: Final answer
    x = 18,536.63

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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.