Home / 28,024.11-38,651.40-17,953.49

Finding the Fourth Proportional to 28,024.11, 38,651.40 and 17,953.49

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Solution

The fourth proportional to 28,024.11, 38,651.40 and 17,953.49 is: 24,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024.11 : 38,651.40 = 17,953.49 : x
  2. Step 2: Convert to fraction form
    28,024.11/38,651.40 = 17,953.49/x
  3. Step 3: Cross multiply
    28,024.11x = 38,651.40 × 17,953.49
  4. Step 4: Simplify right side
    28,024.11x = 693,927,475.07
  5. Step 5: Solve for x
    x = 693,927,475.07/28,024.11
  6. Step 6: Final answer
    x = 24,761.80

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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.