Home / 19,484.05-26,870.33-12,767.24

Finding the Fourth Proportional to 19,484.05, 26,870.33 and 12,767.24

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Solution

The fourth proportional to 19,484.05, 26,870.33 and 12,767.24 is: 17,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.05 : 26,870.33 = 12,767.24 : x
  2. Step 2: Convert to fraction form
    19,484.05/26,870.33 = 12,767.24/x
  3. Step 3: Cross multiply
    19,484.05x = 26,870.33 × 12,767.24
  4. Step 4: Simplify right side
    19,484.05x = 343,059,849.56
  5. Step 5: Solve for x
    x = 343,059,849.56/19,484.05
  6. Step 6: Final answer
    x = 17,607.22

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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.