Home / 19,513.04-29,269.63-4,721.93

Finding the Fourth Proportional to 19,513.04, 29,269.63 and 4,721.93

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Solution

The fourth proportional to 19,513.04, 29,269.63 and 4,721.93 is: 7,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.04 : 29,269.63 = 4,721.93 : x
  2. Step 2: Convert to fraction form
    19,513.04/29,269.63 = 4,721.93/x
  3. Step 3: Cross multiply
    19,513.04x = 29,269.63 × 4,721.93
  4. Step 4: Simplify right side
    19,513.04x = 138,209,095.59
  5. Step 5: Solve for x
    x = 138,209,095.59/19,513.04
  6. Step 6: Final answer
    x = 7,082.91

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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.