Home / 48,629.52-72,915.08-19,012.07

Finding the Fourth Proportional to 48,629.52, 72,915.08 and 19,012.07

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Solution

The fourth proportional to 48,629.52, 72,915.08 and 19,012.07 is: 28,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,629.52 : 72,915.08 = 19,012.07 : x
  2. Step 2: Convert to fraction form
    48,629.52/72,915.08 = 19,012.07/x
  3. Step 3: Cross multiply
    48,629.52x = 72,915.08 × 19,012.07
  4. Step 4: Simplify right side
    48,629.52x = 1,386,266,145.38
  5. Step 5: Solve for x
    x = 1,386,266,145.38/48,629.52
  6. Step 6: Final answer
    x = 28,506.68

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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.