Home / 12,373.37-18,534.92-9,878.77

Finding the Fourth Proportional to 12,373.37, 18,534.92 and 9,878.77

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Solution

The fourth proportional to 12,373.37, 18,534.92 and 9,878.77 is: 14,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.37 : 18,534.92 = 9,878.77 : x
  2. Step 2: Convert to fraction form
    12,373.37/18,534.92 = 9,878.77/x
  3. Step 3: Cross multiply
    12,373.37x = 18,534.92 × 9,878.77
  4. Step 4: Simplify right side
    12,373.37x = 183,102,162.25
  5. Step 5: Solve for x
    x = 183,102,162.25/12,373.37
  6. Step 6: Final answer
    x = 14,798.08

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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.