Home / 26,622.40-36,740.48-14,688.40

Finding the Fourth Proportional to 26,622.40, 36,740.48 and 14,688.40

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Solution

The fourth proportional to 26,622.40, 36,740.48 and 14,688.40 is: 20,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.40 : 36,740.48 = 14,688.40 : x
  2. Step 2: Convert to fraction form
    26,622.40/36,740.48 = 14,688.40/x
  3. Step 3: Cross multiply
    26,622.40x = 36,740.48 × 14,688.40
  4. Step 4: Simplify right side
    26,622.40x = 539,658,866.43
  5. Step 5: Solve for x
    x = 539,658,866.43/26,622.40
  6. Step 6: Final answer
    x = 20,270.86

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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.