Home / 52,339.02-78,446-19,020.08

Finding the Fourth Proportional to 52,339.02, 78,446 and 19,020.08

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Solution

The fourth proportional to 52,339.02, 78,446 and 19,020.08 is: 28,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,339.02 : 78,446 = 19,020.08 : x
  2. Step 2: Convert to fraction form
    52,339.02/78,446 = 19,020.08/x
  3. Step 3: Cross multiply
    52,339.02x = 78,446 × 19,020.08
  4. Step 4: Simplify right side
    52,339.02x = 1,492,049,195.68
  5. Step 5: Solve for x
    x = 1,492,049,195.68/52,339.02
  6. Step 6: Final answer
    x = 28,507.40

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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.