Home / 31,527.53-47,207.86-19,030.85

Finding the Fourth Proportional to 31,527.53, 47,207.86 and 19,030.85

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Solution

The fourth proportional to 31,527.53, 47,207.86 and 19,030.85 is: 28,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.53 : 47,207.86 = 19,030.85 : x
  2. Step 2: Convert to fraction form
    31,527.53/47,207.86 = 19,030.85/x
  3. Step 3: Cross multiply
    31,527.53x = 47,207.86 × 19,030.85
  4. Step 4: Simplify right side
    31,527.53x = 898,405,702.48
  5. Step 5: Solve for x
    x = 898,405,702.48/31,527.53
  6. Step 6: Final answer
    x = 28,495.91

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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.