Home / 48,666.30-72,999.45-19,085.10

Finding the Fourth Proportional to 48,666.30, 72,999.45 and 19,085.10

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Solution

The fourth proportional to 48,666.30, 72,999.45 and 19,085.10 is: 28,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666.30 : 72,999.45 = 19,085.10 : x
  2. Step 2: Convert to fraction form
    48,666.30/72,999.45 = 19,085.10/x
  3. Step 3: Cross multiply
    48,666.30x = 72,999.45 × 19,085.10
  4. Step 4: Simplify right side
    48,666.30x = 1,393,201,803.20
  5. Step 5: Solve for x
    x = 1,393,201,803.20/48,666.30
  6. Step 6: Final answer
    x = 28,627.65

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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.