Home / 53,943.36-74,453.76-35,047.68

Finding the Fourth Proportional to 53,943.36, 74,453.76 and 35,047.68

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Solution

The fourth proportional to 53,943.36, 74,453.76 and 35,047.68 is: 48,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,943.36 : 74,453.76 = 35,047.68 : x
  2. Step 2: Convert to fraction form
    53,943.36/74,453.76 = 35,047.68/x
  3. Step 3: Cross multiply
    53,943.36x = 74,453.76 × 35,047.68
  4. Step 4: Simplify right side
    53,943.36x = 2,609,431,555.28
  5. Step 5: Solve for x
    x = 2,609,431,555.28/53,943.36
  6. Step 6: Final answer
    x = 48,373.55

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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.