Home / 29,238.16-40,349.16-16,663.12

Finding the Fourth Proportional to 29,238.16, 40,349.16 and 16,663.12

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Solution

The fourth proportional to 29,238.16, 40,349.16 and 16,663.12 is: 22,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238.16 : 40,349.16 = 16,663.12 : x
  2. Step 2: Convert to fraction form
    29,238.16/40,349.16 = 16,663.12/x
  3. Step 3: Cross multiply
    29,238.16x = 40,349.16 × 16,663.12
  4. Step 4: Simplify right side
    29,238.16x = 672,342,894.98
  5. Step 5: Solve for x
    x = 672,342,894.98/29,238.16
  6. Step 6: Final answer
    x = 22,995.39

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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.