Home / 25,312.06-37,957.56-8,668.72

Finding the Fourth Proportional to 25,312.06, 37,957.56 and 8,668.72

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Solution

The fourth proportional to 25,312.06, 37,957.56 and 8,668.72 is: 12,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.06 : 37,957.56 = 8,668.72 : x
  2. Step 2: Convert to fraction form
    25,312.06/37,957.56 = 8,668.72/x
  3. Step 3: Cross multiply
    25,312.06x = 37,957.56 × 8,668.72
  4. Step 4: Simplify right side
    25,312.06x = 329,043,459.52
  5. Step 5: Solve for x
    x = 329,043,459.52/25,312.06
  6. Step 6: Final answer
    x = 12,999.47

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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.