Home / 37,280.60-55,918.88-10,985.58

Finding the Fourth Proportional to 37,280.60, 55,918.88 and 10,985.58

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Solution

The fourth proportional to 37,280.60, 55,918.88 and 10,985.58 is: 16,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.60 : 55,918.88 = 10,985.58 : x
  2. Step 2: Convert to fraction form
    37,280.60/55,918.88 = 10,985.58/x
  3. Step 3: Cross multiply
    37,280.60x = 55,918.88 × 10,985.58
  4. Step 4: Simplify right side
    37,280.60x = 614,301,329.75
  5. Step 5: Solve for x
    x = 614,301,329.75/37,280.60
  6. Step 6: Final answer
    x = 16,477.77

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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.