Home / 17,511.89-26,275.94-9,509.30

Finding the Fourth Proportional to 17,511.89, 26,275.94 and 9,509.30

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Solution

The fourth proportional to 17,511.89, 26,275.94 and 9,509.30 is: 14,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.89 : 26,275.94 = 9,509.30 : x
  2. Step 2: Convert to fraction form
    17,511.89/26,275.94 = 9,509.30/x
  3. Step 3: Cross multiply
    17,511.89x = 26,275.94 × 9,509.30
  4. Step 4: Simplify right side
    17,511.89x = 249,865,617.32
  5. Step 5: Solve for x
    x = 249,865,617.32/17,511.89
  6. Step 6: Final answer
    x = 14,268.34

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1.5x scale

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.