Home / 35,288.24-52,953.12-13,117.20

Finding the Fourth Proportional to 35,288.24, 52,953.12 and 13,117.20

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Solution

The fourth proportional to 35,288.24, 52,953.12 and 13,117.20 is: 19,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.24 : 52,953.12 = 13,117.20 : x
  2. Step 2: Convert to fraction form
    35,288.24/52,953.12 = 13,117.20/x
  3. Step 3: Cross multiply
    35,288.24x = 52,953.12 × 13,117.20
  4. Step 4: Simplify right side
    35,288.24x = 694,596,665.66
  5. Step 5: Solve for x
    x = 694,596,665.66/35,288.24
  6. Step 6: Final answer
    x = 19,683.52

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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.