Home / 19,032.90-26,274.12-13,586.13

Finding the Fourth Proportional to 19,032.90, 26,274.12 and 13,586.13

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Solution

The fourth proportional to 19,032.90, 26,274.12 and 13,586.13 is: 18,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.90 : 26,274.12 = 13,586.13 : x
  2. Step 2: Convert to fraction form
    19,032.90/26,274.12 = 13,586.13/x
  3. Step 3: Cross multiply
    19,032.90x = 26,274.12 × 13,586.13
  4. Step 4: Simplify right side
    19,032.90x = 356,963,609.96
  5. Step 5: Solve for x
    x = 356,963,609.96/19,032.90
  6. Step 6: Final answer
    x = 18,755.08

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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.