Home / 50,802.48-70,107.36-28,141.47

Finding the Fourth Proportional to 50,802.48, 70,107.36 and 28,141.47

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Solution

The fourth proportional to 50,802.48, 70,107.36 and 28,141.47 is: 38,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,802.48 : 70,107.36 = 28,141.47 : x
  2. Step 2: Convert to fraction form
    50,802.48/70,107.36 = 28,141.47/x
  3. Step 3: Cross multiply
    50,802.48x = 70,107.36 × 28,141.47
  4. Step 4: Simplify right side
    50,802.48x = 1,972,924,168.22
  5. Step 5: Solve for x
    x = 1,972,924,168.22/50,802.48
  6. Step 6: Final answer
    x = 38,835.19

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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.