Home / 35,455.10-48,928.19-19,539.23

Finding the Fourth Proportional to 35,455.10, 48,928.19 and 19,539.23

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Solution

The fourth proportional to 35,455.10, 48,928.19 and 19,539.23 is: 26,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.10 : 48,928.19 = 19,539.23 : x
  2. Step 2: Convert to fraction form
    35,455.10/48,928.19 = 19,539.23/x
  3. Step 3: Cross multiply
    35,455.10x = 48,928.19 × 19,539.23
  4. Step 4: Simplify right side
    35,455.10x = 956,018,815.56
  5. Step 5: Solve for x
    x = 956,018,815.56/35,455.10
  6. Step 6: Final answer
    x = 26,964.22

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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.