Home / 35,712.01-49,281.50-19,578.98

Finding the Fourth Proportional to 35,712.01, 49,281.50 and 19,578.98

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Solution

The fourth proportional to 35,712.01, 49,281.50 and 19,578.98 is: 27,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.01 : 49,281.50 = 19,578.98 : x
  2. Step 2: Convert to fraction form
    35,712.01/49,281.50 = 19,578.98/x
  3. Step 3: Cross multiply
    35,712.01x = 49,281.50 × 19,578.98
  4. Step 4: Simplify right side
    35,712.01x = 964,881,675.02
  5. Step 5: Solve for x
    x = 964,881,675.02/35,712.01
  6. Step 6: Final answer
    x = 27,018.41

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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.