Home / 14,749.65-20,354.41-8,035.28

Finding the Fourth Proportional to 14,749.65, 20,354.41 and 8,035.28

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Solution

The fourth proportional to 14,749.65, 20,354.41 and 8,035.28 is: 11,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.65 : 20,354.41 = 8,035.28 : x
  2. Step 2: Convert to fraction form
    14,749.65/20,354.41 = 8,035.28/x
  3. Step 3: Cross multiply
    14,749.65x = 20,354.41 × 8,035.28
  4. Step 4: Simplify right side
    14,749.65x = 163,553,281.81
  5. Step 5: Solve for x
    x = 163,553,281.81/14,749.65
  6. Step 6: Final answer
    x = 11,088.62

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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.