Home / 23,637.18-32,619.60-15,665.16

Finding the Fourth Proportional to 23,637.18, 32,619.60 and 15,665.16

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Solution

The fourth proportional to 23,637.18, 32,619.60 and 15,665.16 is: 21,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,637.18 : 32,619.60 = 15,665.16 : x
  2. Step 2: Convert to fraction form
    23,637.18/32,619.60 = 15,665.16/x
  3. Step 3: Cross multiply
    23,637.18x = 32,619.60 × 15,665.16
  4. Step 4: Simplify right side
    23,637.18x = 510,991,253.14
  5. Step 5: Solve for x
    x = 510,991,253.14/23,637.18
  6. Step 6: Final answer
    x = 21,618.11

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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.