Home / 55,064.08-75,988.74-29,913.64

Finding the Fourth Proportional to 55,064.08, 75,988.74 and 29,913.64

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Solution

The fourth proportional to 55,064.08, 75,988.74 and 29,913.64 is: 41,280.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064.08 : 75,988.74 = 29,913.64 : x
  2. Step 2: Convert to fraction form
    55,064.08/75,988.74 = 29,913.64/x
  3. Step 3: Cross multiply
    55,064.08x = 75,988.74 × 29,913.64
  4. Step 4: Simplify right side
    55,064.08x = 2,273,099,812.41
  5. Step 5: Solve for x
    x = 2,273,099,812.41/55,064.08
  6. Step 6: Final answer
    x = 41,280.99

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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.