Home / 46,587.69-69,913.94-20,278.89

Finding the Fourth Proportional to 46,587.69, 69,913.94 and 20,278.89

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Solution

The fourth proportional to 46,587.69, 69,913.94 and 20,278.89 is: 30,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,587.69 : 69,913.94 = 20,278.89 : x
  2. Step 2: Convert to fraction form
    46,587.69/69,913.94 = 20,278.89/x
  3. Step 3: Cross multiply
    46,587.69x = 69,913.94 × 20,278.89
  4. Step 4: Simplify right side
    46,587.69x = 1,417,776,997.33
  5. Step 5: Solve for x
    x = 1,417,776,997.33/46,587.69
  6. Step 6: Final answer
    x = 30,432.44

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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.