Home / 46,103.04-69,102.72-19,820.16

Finding the Fourth Proportional to 46,103.04, 69,102.72 and 19,820.16

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Solution

The fourth proportional to 46,103.04, 69,102.72 and 19,820.16 is: 29,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,103.04 : 69,102.72 = 19,820.16 : x
  2. Step 2: Convert to fraction form
    46,103.04/69,102.72 = 19,820.16/x
  3. Step 3: Cross multiply
    46,103.04x = 69,102.72 × 19,820.16
  4. Step 4: Simplify right side
    46,103.04x = 1,369,626,966.84
  5. Step 5: Solve for x
    x = 1,369,626,966.84/46,103.04
  6. Step 6: Final answer
    x = 29,707.95

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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.