Home / 30,440.76-45,596.40-14,622.56

Finding the Fourth Proportional to 30,440.76, 45,596.40 and 14,622.56

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Solution

The fourth proportional to 30,440.76, 45,596.40 and 14,622.56 is: 21,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440.76 : 45,596.40 = 14,622.56 : x
  2. Step 2: Convert to fraction form
    30,440.76/45,596.40 = 14,622.56/x
  3. Step 3: Cross multiply
    30,440.76x = 45,596.40 × 14,622.56
  4. Step 4: Simplify right side
    30,440.76x = 666,736,094.78
  5. Step 5: Solve for x
    x = 666,736,094.78/30,440.76
  6. Step 6: Final answer
    x = 21,902.74

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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.