Home / 57,430.72-79,261.51-32,280.22

Finding the Fourth Proportional to 57,430.72, 79,261.51 and 32,280.22

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Solution

The fourth proportional to 57,430.72, 79,261.51 and 32,280.22 is: 44,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,430.72 : 79,261.51 = 32,280.22 : x
  2. Step 2: Convert to fraction form
    57,430.72/79,261.51 = 32,280.22/x
  3. Step 3: Cross multiply
    57,430.72x = 79,261.51 × 32,280.22
  4. Step 4: Simplify right side
    57,430.72x = 2,558,578,584.02
  5. Step 5: Solve for x
    x = 2,558,578,584.02/57,430.72
  6. Step 6: Final answer
    x = 44,550.70

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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.