Home / 48,271.68-66,618.99-28,130.22

Finding the Fourth Proportional to 48,271.68, 66,618.99 and 28,130.22

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Solution

The fourth proportional to 48,271.68, 66,618.99 and 28,130.22 is: 38,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271.68 : 66,618.99 = 28,130.22 : x
  2. Step 2: Convert to fraction form
    48,271.68/66,618.99 = 28,130.22/x
  3. Step 3: Cross multiply
    48,271.68x = 66,618.99 × 28,130.22
  4. Step 4: Simplify right side
    48,271.68x = 1,874,006,844.88
  5. Step 5: Solve for x
    x = 1,874,006,844.88/48,271.68
  6. Step 6: Final answer
    x = 38,822.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.