Home / 13,010.31-19,526.40-6,772.50

Finding the Fourth Proportional to 13,010.31, 19,526.40 and 6,772.50

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Solution

The fourth proportional to 13,010.31, 19,526.40 and 6,772.50 is: 10,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.31 : 19,526.40 = 6,772.50 : x
  2. Step 2: Convert to fraction form
    13,010.31/19,526.40 = 6,772.50/x
  3. Step 3: Cross multiply
    13,010.31x = 19,526.40 × 6,772.50
  4. Step 4: Simplify right side
    13,010.31x = 132,242,544.00
  5. Step 5: Solve for x
    x = 132,242,544.00/13,010.31
  6. Step 6: Final answer
    x = 10,164.44

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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.