Home / 55,511.56-76,603.14-34,292.68

Finding the Fourth Proportional to 55,511.56, 76,603.14 and 34,292.68

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Solution

The fourth proportional to 55,511.56, 76,603.14 and 34,292.68 is: 47,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,511.56 : 76,603.14 = 34,292.68 : x
  2. Step 2: Convert to fraction form
    55,511.56/76,603.14 = 34,292.68/x
  3. Step 3: Cross multiply
    55,511.56x = 76,603.14 × 34,292.68
  4. Step 4: Simplify right side
    55,511.56x = 2,626,926,967.02
  5. Step 5: Solve for x
    x = 2,626,926,967.02/55,511.56
  6. Step 6: Final answer
    x = 47,322.16

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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.