Home / 58,405.24-87,607.86-18,966.34

Finding the Fourth Proportional to 58,405.24, 87,607.86 and 18,966.34

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Solution

The fourth proportional to 58,405.24, 87,607.86 and 18,966.34 is: 28,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,405.24 : 87,607.86 = 18,966.34 : x
  2. Step 2: Convert to fraction form
    58,405.24/87,607.86 = 18,966.34/x
  3. Step 3: Cross multiply
    58,405.24x = 87,607.86 × 18,966.34
  4. Step 4: Simplify right side
    58,405.24x = 1,661,600,459.43
  5. Step 5: Solve for x
    x = 1,661,600,459.43/58,405.24
  6. Step 6: Final answer
    x = 28,449.51

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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.