Home / 56,340.08-84,510.04-22,621.28

Finding the Fourth Proportional to 56,340.08, 84,510.04 and 22,621.28

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Solution

The fourth proportional to 56,340.08, 84,510.04 and 22,621.28 is: 33,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,340.08 : 84,510.04 = 22,621.28 : x
  2. Step 2: Convert to fraction form
    56,340.08/84,510.04 = 22,621.28/x
  3. Step 3: Cross multiply
    56,340.08x = 84,510.04 × 22,621.28
  4. Step 4: Simplify right side
    56,340.08x = 1,911,725,277.65
  5. Step 5: Solve for x
    x = 1,911,725,277.65/56,340.08
  6. Step 6: Final answer
    x = 33,931.89

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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.