Home / 56,019.69-77,346.23-34,808.49

Finding the Fourth Proportional to 56,019.69, 77,346.23 and 34,808.49

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Solution

The fourth proportional to 56,019.69, 77,346.23 and 34,808.49 is: 48,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,019.69 : 77,346.23 = 34,808.49 : x
  2. Step 2: Convert to fraction form
    56,019.69/77,346.23 = 34,808.49/x
  3. Step 3: Cross multiply
    56,019.69x = 77,346.23 × 34,808.49
  4. Step 4: Simplify right side
    56,019.69x = 2,692,305,299.45
  5. Step 5: Solve for x
    x = 2,692,305,299.45/56,019.69
  6. Step 6: Final answer
    x = 48,059.98

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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.