Home / 13,070.68-19,603.08-3,710.51

Finding the Fourth Proportional to 13,070.68, 19,603.08 and 3,710.51

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Solution

The fourth proportional to 13,070.68, 19,603.08 and 3,710.51 is: 5,564.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.68 : 19,603.08 = 3,710.51 : x
  2. Step 2: Convert to fraction form
    13,070.68/19,603.08 = 3,710.51/x
  3. Step 3: Cross multiply
    13,070.68x = 19,603.08 × 3,710.51
  4. Step 4: Simplify right side
    13,070.68x = 72,737,399.87
  5. Step 5: Solve for x
    x = 72,737,399.87/13,070.68
  6. Step 6: Final answer
    x = 5,564.93

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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.