Home / 53,966.68-74,521-33,858.12

Finding the Fourth Proportional to 53,966.68, 74,521 and 33,858.12

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Solution

The fourth proportional to 53,966.68, 74,521 and 33,858.12 is: 46,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,966.68 : 74,521 = 33,858.12 : x
  2. Step 2: Convert to fraction form
    53,966.68/74,521 = 33,858.12/x
  3. Step 3: Cross multiply
    53,966.68x = 74,521 × 33,858.12
  4. Step 4: Simplify right side
    53,966.68x = 2,523,140,960.52
  5. Step 5: Solve for x
    x = 2,523,140,960.52/53,966.68
  6. Step 6: Final answer
    x = 46,753.68

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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.