Home / 25,250.32-37,802.11-14,688.12

Finding the Fourth Proportional to 25,250.32, 37,802.11 and 14,688.12

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Solution

The fourth proportional to 25,250.32, 37,802.11 and 14,688.12 is: 21,989.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.32 : 37,802.11 = 14,688.12 : x
  2. Step 2: Convert to fraction form
    25,250.32/37,802.11 = 14,688.12/x
  3. Step 3: Cross multiply
    25,250.32x = 37,802.11 × 14,688.12
  4. Step 4: Simplify right side
    25,250.32x = 555,241,927.93
  5. Step 5: Solve for x
    x = 555,241,927.93/25,250.32
  6. Step 6: Final answer
    x = 21,989.50

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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.