Home / 31,536.77-47,251.63-19,030.52

Finding the Fourth Proportional to 31,536.77, 47,251.63 and 19,030.52

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Solution

The fourth proportional to 31,536.77, 47,251.63 and 19,030.52 is: 28,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536.77 : 47,251.63 = 19,030.52 : x
  2. Step 2: Convert to fraction form
    31,536.77/47,251.63 = 19,030.52/x
  3. Step 3: Cross multiply
    31,536.77x = 47,251.63 × 19,030.52
  4. Step 4: Simplify right side
    31,536.77x = 899,223,089.75
  5. Step 5: Solve for x
    x = 899,223,089.75/31,536.77
  6. Step 6: Final answer
    x = 28,513.48

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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.