Home / 35,365.53-53,048.96-28,312.79

Finding the Fourth Proportional to 35,365.53, 53,048.96 and 28,312.79

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Solution

The fourth proportional to 35,365.53, 53,048.96 and 28,312.79 is: 42,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.53 : 53,048.96 = 28,312.79 : x
  2. Step 2: Convert to fraction form
    35,365.53/53,048.96 = 28,312.79/x
  3. Step 3: Cross multiply
    35,365.53x = 53,048.96 × 28,312.79
  4. Step 4: Simplify right side
    35,365.53x = 1,501,963,657.39
  5. Step 5: Solve for x
    x = 1,501,963,657.39/35,365.53
  6. Step 6: Final answer
    x = 42,469.71

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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.