Home / 30,184.02-45,273.96-9,124.65

Finding the Fourth Proportional to 30,184.02, 45,273.96 and 9,124.65

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Solution

The fourth proportional to 30,184.02, 45,273.96 and 9,124.65 is: 13,686.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.02 : 45,273.96 = 9,124.65 : x
  2. Step 2: Convert to fraction form
    30,184.02/45,273.96 = 9,124.65/x
  3. Step 3: Cross multiply
    30,184.02x = 45,273.96 × 9,124.65
  4. Step 4: Simplify right side
    30,184.02x = 413,109,039.11
  5. Step 5: Solve for x
    x = 413,109,039.11/30,184.02
  6. Step 6: Final answer
    x = 13,686.35

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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.