Home / 53,002.96-79,507.19-13,560.41

Finding the Fourth Proportional to 53,002.96, 79,507.19 and 13,560.41

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Solution

The fourth proportional to 53,002.96, 79,507.19 and 13,560.41 is: 20,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,002.96 : 79,507.19 = 13,560.41 : x
  2. Step 2: Convert to fraction form
    53,002.96/79,507.19 = 13,560.41/x
  3. Step 3: Cross multiply
    53,002.96x = 79,507.19 × 13,560.41
  4. Step 4: Simplify right side
    53,002.96x = 1,078,150,327.02
  5. Step 5: Solve for x
    x = 1,078,150,327.02/53,002.96
  6. Step 6: Final answer
    x = 20,341.32

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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.