Home / 35,230.34-48,618-19,315.04

Finding the Fourth Proportional to 35,230.34, 48,618 and 19,315.04

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Solution

The fourth proportional to 35,230.34, 48,618 and 19,315.04 is: 26,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.34 : 48,618 = 19,315.04 : x
  2. Step 2: Convert to fraction form
    35,230.34/48,618 = 19,315.04/x
  3. Step 3: Cross multiply
    35,230.34x = 48,618 × 19,315.04
  4. Step 4: Simplify right side
    35,230.34x = 939,058,614.72
  5. Step 5: Solve for x
    x = 939,058,614.72/35,230.34
  6. Step 6: Final answer
    x = 26,654.83

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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.