Home / 35,518.03-53,262.46-13,319.98

Finding the Fourth Proportional to 35,518.03, 53,262.46 and 13,319.98

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Solution

The fourth proportional to 35,518.03, 53,262.46 and 13,319.98 is: 19,974.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.03 : 53,262.46 = 13,319.98 : x
  2. Step 2: Convert to fraction form
    35,518.03/53,262.46 = 13,319.98/x
  3. Step 3: Cross multiply
    35,518.03x = 53,262.46 × 13,319.98
  4. Step 4: Simplify right side
    35,518.03x = 709,454,901.95
  5. Step 5: Solve for x
    x = 709,454,901.95/35,518.03
  6. Step 6: Final answer
    x = 19,974.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.