Home / 58,475.16-87,690.96-21,025.02

Finding the Fourth Proportional to 58,475.16, 87,690.96 and 21,025.02

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Solution

The fourth proportional to 58,475.16, 87,690.96 and 21,025.02 is: 31,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,475.16 : 87,690.96 = 21,025.02 : x
  2. Step 2: Convert to fraction form
    58,475.16/87,690.96 = 21,025.02/x
  3. Step 3: Cross multiply
    58,475.16x = 87,690.96 × 21,025.02
  4. Step 4: Simplify right side
    58,475.16x = 1,843,704,187.82
  5. Step 5: Solve for x
    x = 1,843,704,187.82/58,475.16
  6. Step 6: Final answer
    x = 31,529.70

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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.