Home / 35,328.19-48,753.29-19,412.64

Finding the Fourth Proportional to 35,328.19, 48,753.29 and 19,412.64

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Solution

The fourth proportional to 35,328.19, 48,753.29 and 19,412.64 is: 26,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328.19 : 48,753.29 = 19,412.64 : x
  2. Step 2: Convert to fraction form
    35,328.19/48,753.29 = 19,412.64/x
  3. Step 3: Cross multiply
    35,328.19x = 48,753.29 × 19,412.64
  4. Step 4: Simplify right side
    35,328.19x = 946,430,061.52
  5. Step 5: Solve for x
    x = 946,430,061.52/35,328.19
  6. Step 6: Final answer
    x = 26,789.65

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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.