Home / 11,935.17-17,869.95-9,004.59

Finding the Fourth Proportional to 11,935.17, 17,869.95 and 9,004.59

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Solution

The fourth proportional to 11,935.17, 17,869.95 and 9,004.59 is: 13,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.17 : 17,869.95 = 9,004.59 : x
  2. Step 2: Convert to fraction form
    11,935.17/17,869.95 = 9,004.59/x
  3. Step 3: Cross multiply
    11,935.17x = 17,869.95 × 9,004.59
  4. Step 4: Simplify right side
    11,935.17x = 160,911,573.07
  5. Step 5: Solve for x
    x = 160,911,573.07/11,935.17
  6. Step 6: Final answer
    x = 13,482.13

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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.