Home / 23,439.79-32,346.27-13,368.00

Finding the Fourth Proportional to 23,439.79, 32,346.27 and 13,368.00

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Solution

The fourth proportional to 23,439.79, 32,346.27 and 13,368.00 is: 18,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.79 : 32,346.27 = 13,368.00 : x
  2. Step 2: Convert to fraction form
    23,439.79/32,346.27 = 13,368.00/x
  3. Step 3: Cross multiply
    23,439.79x = 32,346.27 × 13,368.00
  4. Step 4: Simplify right side
    23,439.79x = 432,405,058.66
  5. Step 5: Solve for x
    x = 432,405,058.66/23,439.79
  6. Step 6: Final answer
    x = 18,447.48

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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.