Home / 45,011.96-62,156.52-28,045.40

Finding the Fourth Proportional to 45,011.96, 62,156.52 and 28,045.40

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Solution

The fourth proportional to 45,011.96, 62,156.52 and 28,045.40 is: 38,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.96 : 62,156.52 = 28,045.40 : x
  2. Step 2: Convert to fraction form
    45,011.96/62,156.52 = 28,045.40/x
  3. Step 3: Cross multiply
    45,011.96x = 62,156.52 × 28,045.40
  4. Step 4: Simplify right side
    45,011.96x = 1,743,204,466.01
  5. Step 5: Solve for x
    x = 1,743,204,466.01/45,011.96
  6. Step 6: Final answer
    x = 38,727.58

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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.