Home / 57,487.34-79,341.84-33,609.35

Finding the Fourth Proportional to 57,487.34, 79,341.84 and 33,609.35

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Solution

The fourth proportional to 57,487.34, 79,341.84 and 33,609.35 is: 46,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,487.34 : 79,341.84 = 33,609.35 : x
  2. Step 2: Convert to fraction form
    57,487.34/79,341.84 = 33,609.35/x
  3. Step 3: Cross multiply
    57,487.34x = 79,341.84 × 33,609.35
  4. Step 4: Simplify right side
    57,487.34x = 2,666,627,273.49
  5. Step 5: Solve for x
    x = 2,666,627,273.49/57,487.34
  6. Step 6: Final answer
    x = 46,386.34

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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.