Home / 19,006.67-28,510.08-6,530.29

Finding the Fourth Proportional to 19,006.67, 28,510.08 and 6,530.29

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Solution

The fourth proportional to 19,006.67, 28,510.08 and 6,530.29 is: 9,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.67 : 28,510.08 = 6,530.29 : x
  2. Step 2: Convert to fraction form
    19,006.67/28,510.08 = 6,530.29/x
  3. Step 3: Cross multiply
    19,006.67x = 28,510.08 × 6,530.29
  4. Step 4: Simplify right side
    19,006.67x = 186,179,150.45
  5. Step 5: Solve for x
    x = 186,179,150.45/19,006.67
  6. Step 6: Final answer
    x = 9,795.46

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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.