Home / 26,246.64-36,210.60-16,820.40

Finding the Fourth Proportional to 26,246.64, 36,210.60 and 16,820.40

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Solution

The fourth proportional to 26,246.64, 36,210.60 and 16,820.40 is: 23,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,246.64 : 36,210.60 = 16,820.40 : x
  2. Step 2: Convert to fraction form
    26,246.64/36,210.60 = 16,820.40/x
  3. Step 3: Cross multiply
    26,246.64x = 36,210.60 × 16,820.40
  4. Step 4: Simplify right side
    26,246.64x = 609,076,776.24
  5. Step 5: Solve for x
    x = 609,076,776.24/26,246.64
  6. Step 6: Final answer
    x = 23,205.90

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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.