Home / 30,567.60-42,200.76-23,384.28

Finding the Fourth Proportional to 30,567.60, 42,200.76 and 23,384.28

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Solution

The fourth proportional to 30,567.60, 42,200.76 and 23,384.28 is: 32,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567.60 : 42,200.76 = 23,384.28 : x
  2. Step 2: Convert to fraction form
    30,567.60/42,200.76 = 23,384.28/x
  3. Step 3: Cross multiply
    30,567.60x = 42,200.76 × 23,384.28
  4. Step 4: Simplify right side
    30,567.60x = 986,834,388.05
  5. Step 5: Solve for x
    x = 986,834,388.05/30,567.60
  6. Step 6: Final answer
    x = 32,283.67

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Half scale
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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.