Home / 56,574.06-84,826.14-19,130.64

Finding the Fourth Proportional to 56,574.06, 84,826.14 and 19,130.64

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Solution

The fourth proportional to 56,574.06, 84,826.14 and 19,130.64 is: 28,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,574.06 : 84,826.14 = 19,130.64 : x
  2. Step 2: Convert to fraction form
    56,574.06/84,826.14 = 19,130.64/x
  3. Step 3: Cross multiply
    56,574.06x = 84,826.14 × 19,130.64
  4. Step 4: Simplify right side
    56,574.06x = 1,622,778,346.93
  5. Step 5: Solve for x
    x = 1,622,778,346.93/56,574.06
  6. Step 6: Final answer
    x = 28,684.14

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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.