Home / 26,663.16-39,950.91-9,123.42

Finding the Fourth Proportional to 26,663.16, 39,950.91 and 9,123.42

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Solution

The fourth proportional to 26,663.16, 39,950.91 and 9,123.42 is: 13,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.16 : 39,950.91 = 9,123.42 : x
  2. Step 2: Convert to fraction form
    26,663.16/39,950.91 = 9,123.42/x
  3. Step 3: Cross multiply
    26,663.16x = 39,950.91 × 9,123.42
  4. Step 4: Simplify right side
    26,663.16x = 364,488,931.31
  5. Step 5: Solve for x
    x = 364,488,931.31/26,663.16
  6. Step 6: Final answer
    x = 13,670.13

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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.