Home / 30,866.03-42,596.78-17,437.85

Finding the Fourth Proportional to 30,866.03, 42,596.78 and 17,437.85

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Solution

The fourth proportional to 30,866.03, 42,596.78 and 17,437.85 is: 24,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.03 : 42,596.78 = 17,437.85 : x
  2. Step 2: Convert to fraction form
    30,866.03/42,596.78 = 17,437.85/x
  3. Step 3: Cross multiply
    30,866.03x = 42,596.78 × 17,437.85
  4. Step 4: Simplify right side
    30,866.03x = 742,796,260.12
  5. Step 5: Solve for x
    x = 742,796,260.12/30,866.03
  6. Step 6: Final answer
    x = 24,065.17

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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.