Home / 48,533.14-66,965.39-28,386.08

Finding the Fourth Proportional to 48,533.14, 66,965.39 and 28,386.08

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Solution

The fourth proportional to 48,533.14, 66,965.39 and 28,386.08 is: 39,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,533.14 : 66,965.39 = 28,386.08 : x
  2. Step 2: Convert to fraction form
    48,533.14/66,965.39 = 28,386.08/x
  3. Step 3: Cross multiply
    48,533.14x = 66,965.39 × 28,386.08
  4. Step 4: Simplify right side
    48,533.14x = 1,900,885,334.93
  5. Step 5: Solve for x
    x = 1,900,885,334.93/48,533.14
  6. Step 6: Final answer
    x = 39,166.75

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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.