Home / 17,988.16-24,822.24-10,029.76

Finding the Fourth Proportional to 17,988.16, 24,822.24 and 10,029.76

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Solution

The fourth proportional to 17,988.16, 24,822.24 and 10,029.76 is: 13,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.16 : 24,822.24 = 10,029.76 : x
  2. Step 2: Convert to fraction form
    17,988.16/24,822.24 = 10,029.76/x
  3. Step 3: Cross multiply
    17,988.16x = 24,822.24 × 10,029.76
  4. Step 4: Simplify right side
    17,988.16x = 248,961,109.86
  5. Step 5: Solve for x
    x = 248,961,109.86/17,988.16
  6. Step 6: Final answer
    x = 13,840.28

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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.