Home / 14,795.84-20,417.47-8,665.41

Finding the Fourth Proportional to 14,795.84, 20,417.47 and 8,665.41

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Solution

The fourth proportional to 14,795.84, 20,417.47 and 8,665.41 is: 11,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.84 : 20,417.47 = 8,665.41 : x
  2. Step 2: Convert to fraction form
    14,795.84/20,417.47 = 8,665.41/x
  3. Step 3: Cross multiply
    14,795.84x = 20,417.47 × 8,665.41
  4. Step 4: Simplify right side
    14,795.84x = 176,925,727.05
  5. Step 5: Solve for x
    x = 176,925,727.05/14,795.84
  6. Step 6: Final answer
    x = 11,957.80

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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.