Home / 35,421.71-53,144.84-15,714.07

Finding the Fourth Proportional to 35,421.71, 53,144.84 and 15,714.07

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Solution

The fourth proportional to 35,421.71, 53,144.84 and 15,714.07 is: 23,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.71 : 53,144.84 = 15,714.07 : x
  2. Step 2: Convert to fraction form
    35,421.71/53,144.84 = 15,714.07/x
  3. Step 3: Cross multiply
    35,421.71x = 53,144.84 × 15,714.07
  4. Step 4: Simplify right side
    35,421.71x = 835,121,642.32
  5. Step 5: Solve for x
    x = 835,121,642.32/35,421.71
  6. Step 6: Final answer
    x = 23,576.55

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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.