Home / 19,910.99-29,870.80-6,059.63

Finding the Fourth Proportional to 19,910.99, 29,870.80 and 6,059.63

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Solution

The fourth proportional to 19,910.99, 29,870.80 and 6,059.63 is: 9,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.99 : 29,870.80 = 6,059.63 : x
  2. Step 2: Convert to fraction form
    19,910.99/29,870.80 = 6,059.63/x
  3. Step 3: Cross multiply
    19,910.99x = 29,870.80 × 6,059.63
  4. Step 4: Simplify right side
    19,910.99x = 181,005,831.30
  5. Step 5: Solve for x
    x = 181,005,831.30/19,910.99
  6. Step 6: Final answer
    x = 9,090.75

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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.