Home / 56,409.64-84,615.06-23,121.16

Finding the Fourth Proportional to 56,409.64, 84,615.06 and 23,121.16

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Solution

The fourth proportional to 56,409.64, 84,615.06 and 23,121.16 is: 34,681.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,409.64 : 84,615.06 = 23,121.16 : x
  2. Step 2: Convert to fraction form
    56,409.64/84,615.06 = 23,121.16/x
  3. Step 3: Cross multiply
    56,409.64x = 84,615.06 × 23,121.16
  4. Step 4: Simplify right side
    56,409.64x = 1,956,398,340.67
  5. Step 5: Solve for x
    x = 1,956,398,340.67/56,409.64
  6. Step 6: Final answer
    x = 34,681.99

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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.