Home / 53,752.02-74,178.45-33,621

Finding the Fourth Proportional to 53,752.02, 74,178.45 and 33,621

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Solution

The fourth proportional to 53,752.02, 74,178.45 and 33,621 is: 46,397.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,752.02 : 74,178.45 = 33,621 : x
  2. Step 2: Convert to fraction form
    53,752.02/74,178.45 = 33,621/x
  3. Step 3: Cross multiply
    53,752.02x = 74,178.45 × 33,621
  4. Step 4: Simplify right side
    53,752.02x = 2,493,953,667.45
  5. Step 5: Solve for x
    x = 2,493,953,667.45/53,752.02
  6. Step 6: Final answer
    x = 46,397.39

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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.