Home / 48,238.64-66,568.74-28,098.80

Finding the Fourth Proportional to 48,238.64, 66,568.74 and 28,098.80

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Solution

The fourth proportional to 48,238.64, 66,568.74 and 28,098.80 is: 38,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,238.64 : 66,568.74 = 28,098.80 : x
  2. Step 2: Convert to fraction form
    48,238.64/66,568.74 = 28,098.80/x
  3. Step 3: Cross multiply
    48,238.64x = 66,568.74 × 28,098.80
  4. Step 4: Simplify right side
    48,238.64x = 1,870,501,711.51
  5. Step 5: Solve for x
    x = 1,870,501,711.51/48,238.64
  6. Step 6: Final answer
    x = 38,776.00

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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.