Home / 14,946.18-20,620.14-8,570.49

Finding the Fourth Proportional to 14,946.18, 20,620.14 and 8,570.49

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Solution

The fourth proportional to 14,946.18, 20,620.14 and 8,570.49 is: 11,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.18 : 20,620.14 = 8,570.49 : x
  2. Step 2: Convert to fraction form
    14,946.18/20,620.14 = 8,570.49/x
  3. Step 3: Cross multiply
    14,946.18x = 20,620.14 × 8,570.49
  4. Step 4: Simplify right side
    14,946.18x = 176,724,703.67
  5. Step 5: Solve for x
    x = 176,724,703.67/14,946.18
  6. Step 6: Final answer
    x = 11,824.07

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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.