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Finding the Fourth Proportional to 46,710.68, 70,053.03 and 12,968.93

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Solution

The fourth proportional to 46,710.68, 70,053.03 and 12,968.93 is: 19,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,710.68 : 70,053.03 = 12,968.93 : x
  2. Step 2: Convert to fraction form
    46,710.68/70,053.03 = 12,968.93/x
  3. Step 3: Cross multiply
    46,710.68x = 70,053.03 × 12,968.93
  4. Step 4: Simplify right side
    46,710.68x = 908,513,017.49
  5. Step 5: Solve for x
    x = 908,513,017.49/46,710.68
  6. Step 6: Final answer
    x = 19,449.79

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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.