Home / 50,968.07-70,338.27-28,307.16

Finding the Fourth Proportional to 50,968.07, 70,338.27 and 28,307.16

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Solution

The fourth proportional to 50,968.07, 70,338.27 and 28,307.16 is: 39,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968.07 : 70,338.27 = 28,307.16 : x
  2. Step 2: Convert to fraction form
    50,968.07/70,338.27 = 28,307.16/x
  3. Step 3: Cross multiply
    50,968.07x = 70,338.27 × 28,307.16
  4. Step 4: Simplify right side
    50,968.07x = 1,991,076,769.17
  5. Step 5: Solve for x
    x = 1,991,076,769.17/50,968.07
  6. Step 6: Final answer
    x = 39,065.18

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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.