Home / 19,737.48-27,237.40-10,784.79

Finding the Fourth Proportional to 19,737.48, 27,237.40 and 10,784.79

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Solution

The fourth proportional to 19,737.48, 27,237.40 and 10,784.79 is: 14,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.48 : 27,237.40 = 10,784.79 : x
  2. Step 2: Convert to fraction form
    19,737.48/27,237.40 = 10,784.79/x
  3. Step 3: Cross multiply
    19,737.48x = 27,237.40 × 10,784.79
  4. Step 4: Simplify right side
    19,737.48x = 293,749,612.18
  5. Step 5: Solve for x
    x = 293,749,612.18/19,737.48
  6. Step 6: Final answer
    x = 14,882.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.