Home / 35,417.04-52,979.64-31,470.80

Finding the Fourth Proportional to 35,417.04, 52,979.64 and 31,470.80

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Solution

The fourth proportional to 35,417.04, 52,979.64 and 31,470.80 is: 47,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.04 : 52,979.64 = 31,470.80 : x
  2. Step 2: Convert to fraction form
    35,417.04/52,979.64 = 31,470.80/x
  3. Step 3: Cross multiply
    35,417.04x = 52,979.64 × 31,470.80
  4. Step 4: Simplify right side
    35,417.04x = 1,667,311,654.51
  5. Step 5: Solve for x
    x = 1,667,311,654.51/35,417.04
  6. Step 6: Final answer
    x = 47,076.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.