Home / 17,490.60-24,135.30-10,320.36

Finding the Fourth Proportional to 17,490.60, 24,135.30 and 10,320.36

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Solution

The fourth proportional to 17,490.60, 24,135.30 and 10,320.36 is: 14,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.60 : 24,135.30 = 10,320.36 : x
  2. Step 2: Convert to fraction form
    17,490.60/24,135.30 = 10,320.36/x
  3. Step 3: Cross multiply
    17,490.60x = 24,135.30 × 10,320.36
  4. Step 4: Simplify right side
    17,490.60x = 249,084,984.71
  5. Step 5: Solve for x
    x = 249,084,984.71/17,490.60
  6. Step 6: Final answer
    x = 14,241.08

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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.