Home / 14,587.47-21,867.04-11,618.67

Finding the Fourth Proportional to 14,587.47, 21,867.04 and 11,618.67

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Solution

The fourth proportional to 14,587.47, 21,867.04 and 11,618.67 is: 17,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.47 : 21,867.04 = 11,618.67 : x
  2. Step 2: Convert to fraction form
    14,587.47/21,867.04 = 11,618.67/x
  3. Step 3: Cross multiply
    14,587.47x = 21,867.04 × 11,618.67
  4. Step 4: Simplify right side
    14,587.47x = 254,065,921.64
  5. Step 5: Solve for x
    x = 254,065,921.64/14,587.47
  6. Step 6: Final answer
    x = 17,416.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.