Home / 23,185.02-31,995.36-12,574.65

Finding the Fourth Proportional to 23,185.02, 31,995.36 and 12,574.65

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Solution

The fourth proportional to 23,185.02, 31,995.36 and 12,574.65 is: 17,353.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.02 : 31,995.36 = 12,574.65 : x
  2. Step 2: Convert to fraction form
    23,185.02/31,995.36 = 12,574.65/x
  3. Step 3: Cross multiply
    23,185.02x = 31,995.36 × 12,574.65
  4. Step 4: Simplify right side
    23,185.02x = 402,330,453.62
  5. Step 5: Solve for x
    x = 402,330,453.62/23,185.02
  6. Step 6: Final answer
    x = 17,353.03

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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.