Home / 14,894.76-20,564.40-9,235.52

Finding the Fourth Proportional to 14,894.76, 20,564.40 and 9,235.52

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Solution

The fourth proportional to 14,894.76, 20,564.40 and 9,235.52 is: 12,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.76 : 20,564.40 = 9,235.52 : x
  2. Step 2: Convert to fraction form
    14,894.76/20,564.40 = 9,235.52/x
  3. Step 3: Cross multiply
    14,894.76x = 20,564.40 × 9,235.52
  4. Step 4: Simplify right side
    14,894.76x = 189,922,927.49
  5. Step 5: Solve for x
    x = 189,922,927.49/14,894.76
  6. Step 6: Final answer
    x = 12,750.99

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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.