Home / 19,548.18-26,985.78-13,098.93

Finding the Fourth Proportional to 19,548.18, 26,985.78 and 13,098.93

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Solution

The fourth proportional to 19,548.18, 26,985.78 and 13,098.93 is: 18,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.18 : 26,985.78 = 13,098.93 : x
  2. Step 2: Convert to fraction form
    19,548.18/26,985.78 = 13,098.93/x
  3. Step 3: Cross multiply
    19,548.18x = 26,985.78 × 13,098.93
  4. Step 4: Simplify right side
    19,548.18x = 353,484,843.22
  5. Step 5: Solve for x
    x = 353,484,843.22/19,548.18
  6. Step 6: Final answer
    x = 18,082.75

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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.