Home / 48,265.63-72,421.49-17,115.55

Finding the Fourth Proportional to 48,265.63, 72,421.49 and 17,115.55

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Solution

The fourth proportional to 48,265.63, 72,421.49 and 17,115.55 is: 25,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,265.63 : 72,421.49 = 17,115.55 : x
  2. Step 2: Convert to fraction form
    48,265.63/72,421.49 = 17,115.55/x
  3. Step 3: Cross multiply
    48,265.63x = 72,421.49 × 17,115.55
  4. Step 4: Simplify right side
    48,265.63x = 1,239,533,633.17
  5. Step 5: Solve for x
    x = 1,239,533,633.17/48,265.63
  6. Step 6: Final answer
    x = 25,681.50

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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.