Home / 17,419.20-26,148.48-7,038.24

Finding the Fourth Proportional to 17,419.20, 26,148.48 and 7,038.24

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Solution

The fourth proportional to 17,419.20, 26,148.48 and 7,038.24 is: 10,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.20 : 26,148.48 = 7,038.24 : x
  2. Step 2: Convert to fraction form
    17,419.20/26,148.48 = 7,038.24/x
  3. Step 3: Cross multiply
    17,419.20x = 26,148.48 × 7,038.24
  4. Step 4: Simplify right side
    17,419.20x = 184,039,277.88
  5. Step 5: Solve for x
    x = 184,039,277.88/17,419.20
  6. Step 6: Final answer
    x = 10,565.31

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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.