Home / 13,008.16-19,486.32-12,098.08

Finding the Fourth Proportional to 13,008.16, 19,486.32 and 12,098.08

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Solution

The fourth proportional to 13,008.16, 19,486.32 and 12,098.08 is: 18,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008.16 : 19,486.32 = 12,098.08 : x
  2. Step 2: Convert to fraction form
    13,008.16/19,486.32 = 12,098.08/x
  3. Step 3: Cross multiply
    13,008.16x = 19,486.32 × 12,098.08
  4. Step 4: Simplify right side
    13,008.16x = 235,747,058.27
  5. Step 5: Solve for x
    x = 235,747,058.27/13,008.16
  6. Step 6: Final answer
    x = 18,123.01

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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.