Home / 35,434.08-48,898.90-19,518.50

Finding the Fourth Proportional to 35,434.08, 48,898.90 and 19,518.50

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Solution

The fourth proportional to 35,434.08, 48,898.90 and 19,518.50 is: 26,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.08 : 48,898.90 = 19,518.50 : x
  2. Step 2: Convert to fraction form
    35,434.08/48,898.90 = 19,518.50/x
  3. Step 3: Cross multiply
    35,434.08x = 48,898.90 × 19,518.50
  4. Step 4: Simplify right side
    35,434.08x = 954,433,179.65
  5. Step 5: Solve for x
    x = 954,433,179.65/35,434.08
  6. Step 6: Final answer
    x = 26,935.46

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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.