Home / 30,596.48-45,829.20-14,981.60

Finding the Fourth Proportional to 30,596.48, 45,829.20 and 14,981.60

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Solution

The fourth proportional to 30,596.48, 45,829.20 and 14,981.60 is: 22,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,596.48 : 45,829.20 = 14,981.60 : x
  2. Step 2: Convert to fraction form
    30,596.48/45,829.20 = 14,981.60/x
  3. Step 3: Cross multiply
    30,596.48x = 45,829.20 × 14,981.60
  4. Step 4: Simplify right side
    30,596.48x = 686,594,742.72
  5. Step 5: Solve for x
    x = 686,594,742.72/30,596.48
  6. Step 6: Final answer
    x = 22,440.32

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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.