Home / 35,579.36-53,340.24-14,818.40

Finding the Fourth Proportional to 35,579.36, 53,340.24 and 14,818.40

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Solution

The fourth proportional to 35,579.36, 53,340.24 and 14,818.40 is: 22,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.36 : 53,340.24 = 14,818.40 : x
  2. Step 2: Convert to fraction form
    35,579.36/53,340.24 = 14,818.40/x
  3. Step 3: Cross multiply
    35,579.36x = 53,340.24 × 14,818.40
  4. Step 4: Simplify right side
    35,579.36x = 790,417,012.42
  5. Step 5: Solve for x
    x = 790,417,012.42/35,579.36
  6. Step 6: Final answer
    x = 22,215.61

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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.