Home / 19,349.88-26,703.14-10,853.89

Finding the Fourth Proportional to 19,349.88, 26,703.14 and 10,853.89

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Solution

The fourth proportional to 19,349.88, 26,703.14 and 10,853.89 is: 14,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.88 : 26,703.14 = 10,853.89 : x
  2. Step 2: Convert to fraction form
    19,349.88/26,703.14 = 10,853.89/x
  3. Step 3: Cross multiply
    19,349.88x = 26,703.14 × 10,853.89
  4. Step 4: Simplify right side
    19,349.88x = 289,832,823.19
  5. Step 5: Solve for x
    x = 289,832,823.19/19,349.88
  6. Step 6: Final answer
    x = 14,978.54

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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.