Home / 26,430.96-39,646.44-8,899.32

Finding the Fourth Proportional to 26,430.96, 39,646.44 and 8,899.32

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Solution

The fourth proportional to 26,430.96, 39,646.44 and 8,899.32 is: 13,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.96 : 39,646.44 = 8,899.32 : x
  2. Step 2: Convert to fraction form
    26,430.96/39,646.44 = 8,899.32/x
  3. Step 3: Cross multiply
    26,430.96x = 39,646.44 × 8,899.32
  4. Step 4: Simplify right side
    26,430.96x = 352,826,356.42
  5. Step 5: Solve for x
    x = 352,826,356.42/26,430.96
  6. Step 6: Final answer
    x = 13,348.98

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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.