Home / 44,848.64-61,878.12-28,942.40

Finding the Fourth Proportional to 44,848.64, 61,878.12 and 28,942.40

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Solution

The fourth proportional to 44,848.64, 61,878.12 and 28,942.40 is: 39,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,848.64 : 61,878.12 = 28,942.40 : x
  2. Step 2: Convert to fraction form
    44,848.64/61,878.12 = 28,942.40/x
  3. Step 3: Cross multiply
    44,848.64x = 61,878.12 × 28,942.40
  4. Step 4: Simplify right side
    44,848.64x = 1,790,901,300.29
  5. Step 5: Solve for x
    x = 1,790,901,300.29/44,848.64
  6. Step 6: Final answer
    x = 39,932.12

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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.