Home / 63,637.45-87,823.09-38,147.96

Finding the Fourth Proportional to 63,637.45, 87,823.09 and 38,147.96

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Solution

The fourth proportional to 63,637.45, 87,823.09 and 38,147.96 is: 52,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.45 : 87,823.09 = 38,147.96 : x
  2. Step 2: Convert to fraction form
    63,637.45/87,823.09 = 38,147.96/x
  3. Step 3: Cross multiply
    63,637.45x = 87,823.09 × 38,147.96
  4. Step 4: Simplify right side
    63,637.45x = 3,350,271,777.06
  5. Step 5: Solve for x
    x = 3,350,271,777.06/63,637.45
  6. Step 6: Final answer
    x = 52,646.23

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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.