Home / 14,918.75-20,588.47-8,948.24

Finding the Fourth Proportional to 14,918.75, 20,588.47 and 8,948.24

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Solution

The fourth proportional to 14,918.75, 20,588.47 and 8,948.24 is: 12,348.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918.75 : 20,588.47 = 8,948.24 : x
  2. Step 2: Convert to fraction form
    14,918.75/20,588.47 = 8,948.24/x
  3. Step 3: Cross multiply
    14,918.75x = 20,588.47 × 8,948.24
  4. Step 4: Simplify right side
    14,918.75x = 184,230,570.79
  5. Step 5: Solve for x
    x = 184,230,570.79/14,918.75
  6. Step 6: Final answer
    x = 12,348.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.