Home / 23,247.63-32,065.50-15,287.31

Finding the Fourth Proportional to 23,247.63, 32,065.50 and 15,287.31

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Solution

The fourth proportional to 23,247.63, 32,065.50 and 15,287.31 is: 21,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247.63 : 32,065.50 = 15,287.31 : x
  2. Step 2: Convert to fraction form
    23,247.63/32,065.50 = 15,287.31/x
  3. Step 3: Cross multiply
    23,247.63x = 32,065.50 × 15,287.31
  4. Step 4: Simplify right side
    23,247.63x = 490,195,238.81
  5. Step 5: Solve for x
    x = 490,195,238.81/23,247.63
  6. Step 6: Final answer
    x = 21,085.82

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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.