Home / 17,611.04-26,417.37-7,215.50

Finding the Fourth Proportional to 17,611.04, 26,417.37 and 7,215.50

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Solution

The fourth proportional to 17,611.04, 26,417.37 and 7,215.50 is: 10,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.04 : 26,417.37 = 7,215.50 : x
  2. Step 2: Convert to fraction form
    17,611.04/26,417.37 = 7,215.50/x
  3. Step 3: Cross multiply
    17,611.04x = 26,417.37 × 7,215.50
  4. Step 4: Simplify right side
    17,611.04x = 190,614,533.24
  5. Step 5: Solve for x
    x = 190,614,533.24/17,611.04
  6. Step 6: Final answer
    x = 10,823.58

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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.