Home / 23,618.72-32,594-13,547.60

Finding the Fourth Proportional to 23,618.72, 32,594 and 13,547.60

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Solution

The fourth proportional to 23,618.72, 32,594 and 13,547.60 is: 18,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.72 : 32,594 = 13,547.60 : x
  2. Step 2: Convert to fraction form
    23,618.72/32,594 = 13,547.60/x
  3. Step 3: Cross multiply
    23,618.72x = 32,594 × 13,547.60
  4. Step 4: Simplify right side
    23,618.72x = 441,570,474.40
  5. Step 5: Solve for x
    x = 441,570,474.40/23,618.72
  6. Step 6: Final answer
    x = 18,695.78

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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.