Home / 32,970.68-45,491.64-19,539.62

Finding the Fourth Proportional to 32,970.68, 45,491.64 and 19,539.62

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Solution

The fourth proportional to 32,970.68, 45,491.64 and 19,539.62 is: 26,959.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,970.68 : 45,491.64 = 19,539.62 : x
  2. Step 2: Convert to fraction form
    32,970.68/45,491.64 = 19,539.62/x
  3. Step 3: Cross multiply
    32,970.68x = 45,491.64 × 19,539.62
  4. Step 4: Simplify right side
    32,970.68x = 888,889,131.32
  5. Step 5: Solve for x
    x = 888,889,131.32/32,970.68
  6. Step 6: Final answer
    x = 26,959.99

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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.