Home / 43,698.26-65,547.12-12,533.60

Finding the Fourth Proportional to 43,698.26, 65,547.12 and 12,533.60

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Solution

The fourth proportional to 43,698.26, 65,547.12 and 12,533.60 is: 18,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,698.26 : 65,547.12 = 12,533.60 : x
  2. Step 2: Convert to fraction form
    43,698.26/65,547.12 = 12,533.60/x
  3. Step 3: Cross multiply
    43,698.26x = 65,547.12 × 12,533.60
  4. Step 4: Simplify right side
    43,698.26x = 821,541,383.23
  5. Step 5: Solve for x
    x = 821,541,383.23/43,698.26
  6. Step 6: Final answer
    x = 18,800.32

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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.