Home / 19,387.67-29,075.34-6,236.99

Finding the Fourth Proportional to 19,387.67, 29,075.34 and 6,236.99

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Solution

The fourth proportional to 19,387.67, 29,075.34 and 6,236.99 is: 9,353.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.67 : 29,075.34 = 6,236.99 : x
  2. Step 2: Convert to fraction form
    19,387.67/29,075.34 = 6,236.99/x
  3. Step 3: Cross multiply
    19,387.67x = 29,075.34 × 6,236.99
  4. Step 4: Simplify right side
    19,387.67x = 181,342,459.45
  5. Step 5: Solve for x
    x = 181,342,459.45/19,387.67
  6. Step 6: Final answer
    x = 9,353.50

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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.