Home / 17,730.30-26,595.45-15,980.70

Finding the Fourth Proportional to 17,730.30, 26,595.45 and 15,980.70

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Solution

The fourth proportional to 17,730.30, 26,595.45 and 15,980.70 is: 23,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.30 : 26,595.45 = 15,980.70 : x
  2. Step 2: Convert to fraction form
    17,730.30/26,595.45 = 15,980.70/x
  3. Step 3: Cross multiply
    17,730.30x = 26,595.45 × 15,980.70
  4. Step 4: Simplify right side
    17,730.30x = 425,013,907.82
  5. Step 5: Solve for x
    x = 425,013,907.82/17,730.30
  6. Step 6: Final answer
    x = 23,971.05

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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.