Home / 53,772.85-80,642.01-17,741.20

Finding the Fourth Proportional to 53,772.85, 80,642.01 and 17,741.20

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Solution

The fourth proportional to 53,772.85, 80,642.01 and 17,741.20 is: 26,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,772.85 : 80,642.01 = 17,741.20 : x
  2. Step 2: Convert to fraction form
    53,772.85/80,642.01 = 17,741.20/x
  3. Step 3: Cross multiply
    53,772.85x = 80,642.01 × 17,741.20
  4. Step 4: Simplify right side
    53,772.85x = 1,430,686,027.81
  5. Step 5: Solve for x
    x = 1,430,686,027.81/53,772.85
  6. Step 6: Final answer
    x = 26,606.10

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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.