Home / 14,587.60-21,838.20-13,733.20

Finding the Fourth Proportional to 14,587.60, 21,838.20 and 13,733.20

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Solution

The fourth proportional to 14,587.60, 21,838.20 and 13,733.20 is: 20,559.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.60 : 21,838.20 = 13,733.20 : x
  2. Step 2: Convert to fraction form
    14,587.60/21,838.20 = 13,733.20/x
  3. Step 3: Cross multiply
    14,587.60x = 21,838.20 × 13,733.20
  4. Step 4: Simplify right side
    14,587.60x = 299,908,368.24
  5. Step 5: Solve for x
    x = 299,908,368.24/14,587.60
  6. Step 6: Final answer
    x = 20,559.13

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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.