Home / 19,080.20-26,330.98-12,368.52

Finding the Fourth Proportional to 19,080.20, 26,330.98 and 12,368.52

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Solution

The fourth proportional to 19,080.20, 26,330.98 and 12,368.52 is: 17,068.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.20 : 26,330.98 = 12,368.52 : x
  2. Step 2: Convert to fraction form
    19,080.20/26,330.98 = 12,368.52/x
  3. Step 3: Cross multiply
    19,080.20x = 26,330.98 × 12,368.52
  4. Step 4: Simplify right side
    19,080.20x = 325,675,252.75
  5. Step 5: Solve for x
    x = 325,675,252.75/19,080.20
  6. Step 6: Final answer
    x = 17,068.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.