Home / 35,434.25-48,898.74-19,518.71

Finding the Fourth Proportional to 35,434.25, 48,898.74 and 19,518.71

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Solution

The fourth proportional to 35,434.25, 48,898.74 and 19,518.71 is: 26,935.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.25 : 48,898.74 = 19,518.71 : x
  2. Step 2: Convert to fraction form
    35,434.25/48,898.74 = 19,518.71/x
  3. Step 3: Cross multiply
    35,434.25x = 48,898.74 × 19,518.71
  4. Step 4: Simplify right side
    35,434.25x = 954,440,325.43
  5. Step 5: Solve for x
    x = 954,440,325.43/35,434.25
  6. Step 6: Final answer
    x = 26,935.53

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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.