Home / 35,456.64-48,931.20-19,541.28

Finding the Fourth Proportional to 35,456.64, 48,931.20 and 19,541.28

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Solution

The fourth proportional to 35,456.64, 48,931.20 and 19,541.28 is: 26,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.64 : 48,931.20 = 19,541.28 : x
  2. Step 2: Convert to fraction form
    35,456.64/48,931.20 = 19,541.28/x
  3. Step 3: Cross multiply
    35,456.64x = 48,931.20 × 19,541.28
  4. Step 4: Simplify right side
    35,456.64x = 956,178,279.94
  5. Step 5: Solve for x
    x = 956,178,279.94/35,456.64
  6. Step 6: Final answer
    x = 26,967.54

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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.