Home / 50,828.47-70,146.10-28,166.99

Finding the Fourth Proportional to 50,828.47, 70,146.10 and 28,166.99

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Solution

The fourth proportional to 50,828.47, 70,146.10 and 28,166.99 is: 38,872.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,828.47 : 70,146.10 = 28,166.99 : x
  2. Step 2: Convert to fraction form
    50,828.47/70,146.10 = 28,166.99/x
  3. Step 3: Cross multiply
    50,828.47x = 70,146.10 × 28,166.99
  4. Step 4: Simplify right side
    50,828.47x = 1,975,804,497.24
  5. Step 5: Solve for x
    x = 1,975,804,497.24/50,828.47
  6. Step 6: Final answer
    x = 38,872.00

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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.