Home / 19,721.04-29,576.16-5,869.68

Finding the Fourth Proportional to 19,721.04, 29,576.16 and 5,869.68

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Solution

The fourth proportional to 19,721.04, 29,576.16 and 5,869.68 is: 8,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721.04 : 29,576.16 = 5,869.68 : x
  2. Step 2: Convert to fraction form
    19,721.04/29,576.16 = 5,869.68/x
  3. Step 3: Cross multiply
    19,721.04x = 29,576.16 × 5,869.68
  4. Step 4: Simplify right side
    19,721.04x = 173,602,594.83
  5. Step 5: Solve for x
    x = 173,602,594.83/19,721.04
  6. Step 6: Final answer
    x = 8,802.91

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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.