Home / 58,612.12-87,895.74-21,162.04

Finding the Fourth Proportional to 58,612.12, 87,895.74 and 21,162.04

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Solution

The fourth proportional to 58,612.12, 87,895.74 and 21,162.04 is: 31,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,612.12 : 87,895.74 = 21,162.04 : x
  2. Step 2: Convert to fraction form
    58,612.12/87,895.74 = 21,162.04/x
  3. Step 3: Cross multiply
    58,612.12x = 87,895.74 × 21,162.04
  4. Step 4: Simplify right side
    58,612.12x = 1,860,053,165.71
  5. Step 5: Solve for x
    x = 1,860,053,165.71/58,612.12
  6. Step 6: Final answer
    x = 31,734.96

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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.