Home / 45,678.94-63,010.65-26,812.42

Finding the Fourth Proportional to 45,678.94, 63,010.65 and 26,812.42

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Solution

The fourth proportional to 45,678.94, 63,010.65 and 26,812.42 is: 36,985.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.94 : 63,010.65 = 26,812.42 : x
  2. Step 2: Convert to fraction form
    45,678.94/63,010.65 = 26,812.42/x
  3. Step 3: Cross multiply
    45,678.94x = 63,010.65 × 26,812.42
  4. Step 4: Simplify right side
    45,678.94x = 1,689,468,012.27
  5. Step 5: Solve for x
    x = 1,689,468,012.27/45,678.94
  6. Step 6: Final answer
    x = 36,985.71

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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.