Home / 31,632.06-47,465.01-20,536.14

Finding the Fourth Proportional to 31,632.06, 47,465.01 and 20,536.14

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Solution

The fourth proportional to 31,632.06, 47,465.01 and 20,536.14 is: 30,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.06 : 47,465.01 = 20,536.14 : x
  2. Step 2: Convert to fraction form
    31,632.06/47,465.01 = 20,536.14/x
  3. Step 3: Cross multiply
    31,632.06x = 47,465.01 × 20,536.14
  4. Step 4: Simplify right side
    31,632.06x = 974,748,090.46
  5. Step 5: Solve for x
    x = 974,748,090.46/31,632.06
  6. Step 6: Final answer
    x = 30,815.19

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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.