Home / 31,670.51-47,529.09-15,030.59

Finding the Fourth Proportional to 31,670.51, 47,529.09 and 15,030.59

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Solution

The fourth proportional to 31,670.51, 47,529.09 and 15,030.59 is: 22,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,670.51 : 47,529.09 = 15,030.59 : x
  2. Step 2: Convert to fraction form
    31,670.51/47,529.09 = 15,030.59/x
  3. Step 3: Cross multiply
    31,670.51x = 47,529.09 × 15,030.59
  4. Step 4: Simplify right side
    31,670.51x = 714,390,027.22
  5. Step 5: Solve for x
    x = 714,390,027.22/31,670.51
  6. Step 6: Final answer
    x = 22,556.95

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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.