Home / 23,739.16-32,759.40-13,129.24

Finding the Fourth Proportional to 23,739.16, 32,759.40 and 13,129.24

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Solution

The fourth proportional to 23,739.16, 32,759.40 and 13,129.24 is: 18,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,739.16 : 32,759.40 = 13,129.24 : x
  2. Step 2: Convert to fraction form
    23,739.16/32,759.40 = 13,129.24/x
  3. Step 3: Cross multiply
    23,739.16x = 32,759.40 × 13,129.24
  4. Step 4: Simplify right side
    23,739.16x = 430,106,024.86
  5. Step 5: Solve for x
    x = 430,106,024.86/23,739.16
  6. Step 6: Final answer
    x = 18,118.00

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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.