Home / 56,507.28-84,701.76-19,054.44

Finding the Fourth Proportional to 56,507.28, 84,701.76 and 19,054.44

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Solution

The fourth proportional to 56,507.28, 84,701.76 and 19,054.44 is: 28,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,507.28 : 84,701.76 = 19,054.44 : x
  2. Step 2: Convert to fraction form
    56,507.28/84,701.76 = 19,054.44/x
  3. Step 3: Cross multiply
    56,507.28x = 84,701.76 × 19,054.44
  4. Step 4: Simplify right side
    56,507.28x = 1,613,944,603.81
  5. Step 5: Solve for x
    x = 1,613,944,603.81/56,507.28
  6. Step 6: Final answer
    x = 28,561.71

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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.