Home / 23,750.32-32,774.56-13,139.76

Finding the Fourth Proportional to 23,750.32, 32,774.56 and 13,139.76

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Solution

The fourth proportional to 23,750.32, 32,774.56 and 13,139.76 is: 18,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,750.32 : 32,774.56 = 13,139.76 : x
  2. Step 2: Convert to fraction form
    23,750.32/32,774.56 = 13,139.76/x
  3. Step 3: Cross multiply
    23,750.32x = 32,774.56 × 13,139.76
  4. Step 4: Simplify right side
    23,750.32x = 430,649,852.51
  5. Step 5: Solve for x
    x = 430,649,852.51/23,750.32
  6. Step 6: Final answer
    x = 18,132.38

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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.