Home / 21,350.60-32,030.70-6,560.20

Finding the Fourth Proportional to 21,350.60, 32,030.70 and 6,560.20

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Solution

The fourth proportional to 21,350.60, 32,030.70 and 6,560.20 is: 9,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,350.60 : 32,030.70 = 6,560.20 : x
  2. Step 2: Convert to fraction form
    21,350.60/32,030.70 = 6,560.20/x
  3. Step 3: Cross multiply
    21,350.60x = 32,030.70 × 6,560.20
  4. Step 4: Simplify right side
    21,350.60x = 210,127,798.14
  5. Step 5: Solve for x
    x = 210,127,798.14/21,350.60
  6. Step 6: Final answer
    x = 9,841.77

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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.