Home / 17,875.20-26,798.22-12,043.20

Finding the Fourth Proportional to 17,875.20, 26,798.22 and 12,043.20

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Solution

The fourth proportional to 17,875.20, 26,798.22 and 12,043.20 is: 18,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.20 : 26,798.22 = 12,043.20 : x
  2. Step 2: Convert to fraction form
    17,875.20/26,798.22 = 12,043.20/x
  3. Step 3: Cross multiply
    17,875.20x = 26,798.22 × 12,043.20
  4. Step 4: Simplify right side
    17,875.20x = 322,736,323.10
  5. Step 5: Solve for x
    x = 322,736,323.10/17,875.20
  6. Step 6: Final answer
    x = 18,054.98

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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.