Home / 13,995.63-19,317.83-9,526.86

Finding the Fourth Proportional to 13,995.63, 19,317.83 and 9,526.86

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Solution

The fourth proportional to 13,995.63, 19,317.83 and 9,526.86 is: 13,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995.63 : 19,317.83 = 9,526.86 : x
  2. Step 2: Convert to fraction form
    13,995.63/19,317.83 = 9,526.86/x
  3. Step 3: Cross multiply
    13,995.63x = 19,317.83 × 9,526.86
  4. Step 4: Simplify right side
    13,995.63x = 184,038,214.28
  5. Step 5: Solve for x
    x = 184,038,214.28/13,995.63
  6. Step 6: Final answer
    x = 13,149.69

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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.