Home / 17,901.15-26,852.01-5,421.30

Finding the Fourth Proportional to 17,901.15, 26,852.01 and 5,421.30

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Solution

The fourth proportional to 17,901.15, 26,852.01 and 5,421.30 is: 8,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901.15 : 26,852.01 = 5,421.30 : x
  2. Step 2: Convert to fraction form
    17,901.15/26,852.01 = 5,421.30/x
  3. Step 3: Cross multiply
    17,901.15x = 26,852.01 × 5,421.30
  4. Step 4: Simplify right side
    17,901.15x = 145,572,801.81
  5. Step 5: Solve for x
    x = 145,572,801.81/17,901.15
  6. Step 6: Final answer
    x = 8,132.04

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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.