Home / 19,053.79-28,567.32-10,294.45

Finding the Fourth Proportional to 19,053.79, 28,567.32 and 10,294.45

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Solution

The fourth proportional to 19,053.79, 28,567.32 and 10,294.45 is: 15,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.79 : 28,567.32 = 10,294.45 : x
  2. Step 2: Convert to fraction form
    19,053.79/28,567.32 = 10,294.45/x
  3. Step 3: Cross multiply
    19,053.79x = 28,567.32 × 10,294.45
  4. Step 4: Simplify right side
    19,053.79x = 294,084,847.37
  5. Step 5: Solve for x
    x = 294,084,847.37/19,053.79
  6. Step 6: Final answer
    x = 15,434.45

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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.