Home / 19,509.18-29,270.34-6,184.35

Finding the Fourth Proportional to 19,509.18, 29,270.34 and 6,184.35

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Solution

The fourth proportional to 19,509.18, 29,270.34 and 6,184.35 is: 9,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.18 : 29,270.34 = 6,184.35 : x
  2. Step 2: Convert to fraction form
    19,509.18/29,270.34 = 6,184.35/x
  3. Step 3: Cross multiply
    19,509.18x = 29,270.34 × 6,184.35
  4. Step 4: Simplify right side
    19,509.18x = 181,018,009.79
  5. Step 5: Solve for x
    x = 181,018,009.79/19,509.18
  6. Step 6: Final answer
    x = 9,278.61

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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.