Home / 17,056.08-23,539.23-9,988.43

Finding the Fourth Proportional to 17,056.08, 23,539.23 and 9,988.43

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Solution

The fourth proportional to 17,056.08, 23,539.23 and 9,988.43 is: 13,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,056.08 : 23,539.23 = 9,988.43 : x
  2. Step 2: Convert to fraction form
    17,056.08/23,539.23 = 9,988.43/x
  3. Step 3: Cross multiply
    17,056.08x = 23,539.23 × 9,988.43
  4. Step 4: Simplify right side
    17,056.08x = 235,119,833.41
  5. Step 5: Solve for x
    x = 235,119,833.41/17,056.08
  6. Step 6: Final answer
    x = 13,785.10

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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.