Home / 35,074.16-48,400.38-19,970.50

Finding the Fourth Proportional to 35,074.16, 48,400.38 and 19,970.50

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Solution

The fourth proportional to 35,074.16, 48,400.38 and 19,970.50 is: 27,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,074.16 : 48,400.38 = 19,970.50 : x
  2. Step 2: Convert to fraction form
    35,074.16/48,400.38 = 19,970.50/x
  3. Step 3: Cross multiply
    35,074.16x = 48,400.38 × 19,970.50
  4. Step 4: Simplify right side
    35,074.16x = 966,579,788.79
  5. Step 5: Solve for x
    x = 966,579,788.79/35,074.16
  6. Step 6: Final answer
    x = 27,558.17

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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.