Home / 14,528.13-21,764.70-8,587.23

Finding the Fourth Proportional to 14,528.13, 21,764.70 and 8,587.23

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Solution

The fourth proportional to 14,528.13, 21,764.70 and 8,587.23 is: 12,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.13 : 21,764.70 = 8,587.23 : x
  2. Step 2: Convert to fraction form
    14,528.13/21,764.70 = 8,587.23/x
  3. Step 3: Cross multiply
    14,528.13x = 21,764.70 × 8,587.23
  4. Step 4: Simplify right side
    14,528.13x = 186,898,484.78
  5. Step 5: Solve for x
    x = 186,898,484.78/14,528.13
  6. Step 6: Final answer
    x = 12,864.59

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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.