Home / 17,638.16-26,457.23-4,490.03

Finding the Fourth Proportional to 17,638.16, 26,457.23 and 4,490.03

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Solution

The fourth proportional to 17,638.16, 26,457.23 and 4,490.03 is: 6,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.16 : 26,457.23 = 4,490.03 : x
  2. Step 2: Convert to fraction form
    17,638.16/26,457.23 = 4,490.03/x
  3. Step 3: Cross multiply
    17,638.16x = 26,457.23 × 4,490.03
  4. Step 4: Simplify right side
    17,638.16x = 118,793,833.79
  5. Step 5: Solve for x
    x = 118,793,833.79/17,638.16
  6. Step 6: Final answer
    x = 6,735.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.