Home / 32,722.34-45,152.28-18,572.45

Finding the Fourth Proportional to 32,722.34, 45,152.28 and 18,572.45

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Solution

The fourth proportional to 32,722.34, 45,152.28 and 18,572.45 is: 25,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.34 : 45,152.28 = 18,572.45 : x
  2. Step 2: Convert to fraction form
    32,722.34/45,152.28 = 18,572.45/x
  3. Step 3: Cross multiply
    32,722.34x = 45,152.28 × 18,572.45
  4. Step 4: Simplify right side
    32,722.34x = 838,588,236.92
  5. Step 5: Solve for x
    x = 838,588,236.92/32,722.34
  6. Step 6: Final answer
    x = 25,627.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.