Home / 19,330.90-28,952.34-11,523.58

Finding the Fourth Proportional to 19,330.90, 28,952.34 and 11,523.58

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Solution

The fourth proportional to 19,330.90, 28,952.34 and 11,523.58 is: 17,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.90 : 28,952.34 = 11,523.58 : x
  2. Step 2: Convert to fraction form
    19,330.90/28,952.34 = 11,523.58/x
  3. Step 3: Cross multiply
    19,330.90x = 28,952.34 × 11,523.58
  4. Step 4: Simplify right side
    19,330.90x = 333,634,606.18
  5. Step 5: Solve for x
    x = 333,634,606.18/19,330.90
  6. Step 6: Final answer
    x = 17,259.13

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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.