Home / 14,688.18-22,032.28-12,085.64

Finding the Fourth Proportional to 14,688.18, 22,032.28 and 12,085.64

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Solution

The fourth proportional to 14,688.18, 22,032.28 and 12,085.64 is: 18,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,688.18 : 22,032.28 = 12,085.64 : x
  2. Step 2: Convert to fraction form
    14,688.18/22,032.28 = 12,085.64/x
  3. Step 3: Cross multiply
    14,688.18x = 22,032.28 × 12,085.64
  4. Step 4: Simplify right side
    14,688.18x = 266,274,204.46
  5. Step 5: Solve for x
    x = 266,274,204.46/14,688.18
  6. Step 6: Final answer
    x = 18,128.47

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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.