Home / 19,389.38-29,065.55-6,232.50

Finding the Fourth Proportional to 19,389.38, 29,065.55 and 6,232.50

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Solution

The fourth proportional to 19,389.38, 29,065.55 and 6,232.50 is: 9,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.38 : 29,065.55 = 6,232.50 : x
  2. Step 2: Convert to fraction form
    19,389.38/29,065.55 = 6,232.50/x
  3. Step 3: Cross multiply
    19,389.38x = 29,065.55 × 6,232.50
  4. Step 4: Simplify right side
    19,389.38x = 181,151,009.21
  5. Step 5: Solve for x
    x = 181,151,009.21/19,389.38
  6. Step 6: Final answer
    x = 9,342.80

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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.