Home / 35,742.80-53,614.65-9,447.31

Finding the Fourth Proportional to 35,742.80, 53,614.65 and 9,447.31

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Solution

The fourth proportional to 35,742.80, 53,614.65 and 9,447.31 is: 14,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.80 : 53,614.65 = 9,447.31 : x
  2. Step 2: Convert to fraction form
    35,742.80/53,614.65 = 9,447.31/x
  3. Step 3: Cross multiply
    35,742.80x = 53,614.65 × 9,447.31
  4. Step 4: Simplify right side
    35,742.80x = 506,514,219.09
  5. Step 5: Solve for x
    x = 506,514,219.09/35,742.80
  6. Step 6: Final answer
    x = 14,171.08

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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.