Home / 31,527.16-47,207.30-19,030.48

Finding the Fourth Proportional to 31,527.16, 47,207.30 and 19,030.48

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Solution

The fourth proportional to 31,527.16, 47,207.30 and 19,030.48 is: 28,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.16 : 47,207.30 = 19,030.48 : x
  2. Step 2: Convert to fraction form
    31,527.16/47,207.30 = 19,030.48/x
  3. Step 3: Cross multiply
    31,527.16x = 47,207.30 × 19,030.48
  4. Step 4: Simplify right side
    31,527.16x = 898,377,342.47
  5. Step 5: Solve for x
    x = 898,377,342.47/31,527.16
  6. Step 6: Final answer
    x = 28,495.35

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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.