Home / 31,614.44-47,421.63-10,271.43

Finding the Fourth Proportional to 31,614.44, 47,421.63 and 10,271.43

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Solution

The fourth proportional to 31,614.44, 47,421.63 and 10,271.43 is: 15,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,614.44 : 47,421.63 = 10,271.43 : x
  2. Step 2: Convert to fraction form
    31,614.44/47,421.63 = 10,271.43/x
  3. Step 3: Cross multiply
    31,614.44x = 47,421.63 × 10,271.43
  4. Step 4: Simplify right side
    31,614.44x = 487,087,953.03
  5. Step 5: Solve for x
    x = 487,087,953.03/31,614.44
  6. Step 6: Final answer
    x = 15,407.14

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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.