Home / 45,886.42-68,854.70-17,807.58

Finding the Fourth Proportional to 45,886.42, 68,854.70 and 17,807.58

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Solution

The fourth proportional to 45,886.42, 68,854.70 and 17,807.58 is: 26,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.42 : 68,854.70 = 17,807.58 : x
  2. Step 2: Convert to fraction form
    45,886.42/68,854.70 = 17,807.58/x
  3. Step 3: Cross multiply
    45,886.42x = 68,854.70 × 17,807.58
  4. Step 4: Simplify right side
    45,886.42x = 1,226,135,578.63
  5. Step 5: Solve for x
    x = 1,226,135,578.63/45,886.42
  6. Step 6: Final answer
    x = 26,721.10

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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.