Home / 17,871.20-26,779.47-9,552.40

Finding the Fourth Proportional to 17,871.20, 26,779.47 and 9,552.40

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Solution

The fourth proportional to 17,871.20, 26,779.47 and 9,552.40 is: 14,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871.20 : 26,779.47 = 9,552.40 : x
  2. Step 2: Convert to fraction form
    17,871.20/26,779.47 = 9,552.40/x
  3. Step 3: Cross multiply
    17,871.20x = 26,779.47 × 9,552.40
  4. Step 4: Simplify right side
    17,871.20x = 255,808,206.88
  5. Step 5: Solve for x
    x = 255,808,206.88/17,871.20
  6. Step 6: Final answer
    x = 14,313.99

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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.