Home / 58,408.39-87,626.36-18,962.47

Finding the Fourth Proportional to 58,408.39, 87,626.36 and 18,962.47

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Solution

The fourth proportional to 58,408.39, 87,626.36 and 18,962.47 is: 28,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,408.39 : 87,626.36 = 18,962.47 : x
  2. Step 2: Convert to fraction form
    58,408.39/87,626.36 = 18,962.47/x
  3. Step 3: Cross multiply
    58,408.39x = 87,626.36 × 18,962.47
  4. Step 4: Simplify right side
    58,408.39x = 1,661,612,222.71
  5. Step 5: Solve for x
    x = 1,661,612,222.71/58,408.39
  6. Step 6: Final answer
    x = 28,448.18

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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.