Home / 53,609.34-80,440.21-37,915.22

Finding the Fourth Proportional to 53,609.34, 80,440.21 and 37,915.22

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Solution

The fourth proportional to 53,609.34, 80,440.21 and 37,915.22 is: 56,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.34 : 80,440.21 = 37,915.22 : x
  2. Step 2: Convert to fraction form
    53,609.34/80,440.21 = 37,915.22/x
  3. Step 3: Cross multiply
    53,609.34x = 80,440.21 × 37,915.22
  4. Step 4: Simplify right side
    53,609.34x = 3,049,908,587.23
  5. Step 5: Solve for x
    x = 3,049,908,587.23/53,609.34
  6. Step 6: Final answer
    x = 56,891.37

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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.