Home / 32,779.07-45,235.02-18,634.64

Finding the Fourth Proportional to 32,779.07, 45,235.02 and 18,634.64

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Solution

The fourth proportional to 32,779.07, 45,235.02 and 18,634.64 is: 25,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,779.07 : 45,235.02 = 18,634.64 : x
  2. Step 2: Convert to fraction form
    32,779.07/45,235.02 = 18,634.64/x
  3. Step 3: Cross multiply
    32,779.07x = 45,235.02 × 18,634.64
  4. Step 4: Simplify right side
    32,779.07x = 842,938,313.09
  5. Step 5: Solve for x
    x = 842,938,313.09/32,779.07
  6. Step 6: Final answer
    x = 25,715.75

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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.