Home / 53,095.70-73,270.68-28,897.15

Finding the Fourth Proportional to 53,095.70, 73,270.68 and 28,897.15

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Solution

The fourth proportional to 53,095.70, 73,270.68 and 28,897.15 is: 39,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,095.70 : 73,270.68 = 28,897.15 : x
  2. Step 2: Convert to fraction form
    53,095.70/73,270.68 = 28,897.15/x
  3. Step 3: Cross multiply
    53,095.70x = 73,270.68 × 28,897.15
  4. Step 4: Simplify right side
    53,095.70x = 2,117,313,830.56
  5. Step 5: Solve for x
    x = 2,117,313,830.56/53,095.70
  6. Step 6: Final answer
    x = 39,877.31

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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.