Home / 23,210.56-32,018.92-15,647.32

Finding the Fourth Proportional to 23,210.56, 32,018.92 and 15,647.32

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Solution

The fourth proportional to 23,210.56, 32,018.92 and 15,647.32 is: 21,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.56 : 32,018.92 = 15,647.32 : x
  2. Step 2: Convert to fraction form
    23,210.56/32,018.92 = 15,647.32/x
  3. Step 3: Cross multiply
    23,210.56x = 32,018.92 × 15,647.32
  4. Step 4: Simplify right side
    23,210.56x = 501,010,287.29
  5. Step 5: Solve for x
    x = 501,010,287.29/23,210.56
  6. Step 6: Final answer
    x = 21,585.45

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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.