Home / 53,213.01-73,444.60-30,567.54

Finding the Fourth Proportional to 53,213.01, 73,444.60 and 30,567.54

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Solution

The fourth proportional to 53,213.01, 73,444.60 and 30,567.54 is: 42,189.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.01 : 73,444.60 = 30,567.54 : x
  2. Step 2: Convert to fraction form
    53,213.01/73,444.60 = 30,567.54/x
  3. Step 3: Cross multiply
    53,213.01x = 73,444.60 × 30,567.54
  4. Step 4: Simplify right side
    53,213.01x = 2,245,020,595.45
  5. Step 5: Solve for x
    x = 2,245,020,595.45/53,213.01
  6. Step 6: Final answer
    x = 42,189.32

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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.