Home / 19,462.72-26,865.12-13,502.29

Finding the Fourth Proportional to 19,462.72, 26,865.12 and 13,502.29

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Solution

The fourth proportional to 19,462.72, 26,865.12 and 13,502.29 is: 18,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.72 : 26,865.12 = 13,502.29 : x
  2. Step 2: Convert to fraction form
    19,462.72/26,865.12 = 13,502.29/x
  3. Step 3: Cross multiply
    19,462.72x = 26,865.12 × 13,502.29
  4. Step 4: Simplify right side
    19,462.72x = 362,740,641.12
  5. Step 5: Solve for x
    x = 362,740,641.12/19,462.72
  6. Step 6: Final answer
    x = 18,637.72

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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.