Home / 58,088.22-87,143.64-18,642.30

Finding the Fourth Proportional to 58,088.22, 87,143.64 and 18,642.30

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Solution

The fourth proportional to 58,088.22, 87,143.64 and 18,642.30 is: 27,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,088.22 : 87,143.64 = 18,642.30 : x
  2. Step 2: Convert to fraction form
    58,088.22/87,143.64 = 18,642.30/x
  3. Step 3: Cross multiply
    58,088.22x = 87,143.64 × 18,642.30
  4. Step 4: Simplify right side
    58,088.22x = 1,624,557,879.97
  5. Step 5: Solve for x
    x = 1,624,557,879.97/58,088.22
  6. Step 6: Final answer
    x = 27,967.08

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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.