Home / 30,780.04-46,153.50-15,952.18

Finding the Fourth Proportional to 30,780.04, 46,153.50 and 15,952.18

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Solution

The fourth proportional to 30,780.04, 46,153.50 and 15,952.18 is: 23,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,780.04 : 46,153.50 = 15,952.18 : x
  2. Step 2: Convert to fraction form
    30,780.04/46,153.50 = 15,952.18/x
  3. Step 3: Cross multiply
    30,780.04x = 46,153.50 × 15,952.18
  4. Step 4: Simplify right side
    30,780.04x = 736,248,939.63
  5. Step 5: Solve for x
    x = 736,248,939.63/30,780.04
  6. Step 6: Final answer
    x = 23,919.69

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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.