Home / 13,434.59-20,151.27-4,670.19

Finding the Fourth Proportional to 13,434.59, 20,151.27 and 4,670.19

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Solution

The fourth proportional to 13,434.59, 20,151.27 and 4,670.19 is: 7,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434.59 : 20,151.27 = 4,670.19 : x
  2. Step 2: Convert to fraction form
    13,434.59/20,151.27 = 4,670.19/x
  3. Step 3: Cross multiply
    13,434.59x = 20,151.27 × 4,670.19
  4. Step 4: Simplify right side
    13,434.59x = 94,110,259.64
  5. Step 5: Solve for x
    x = 94,110,259.64/13,434.59
  6. Step 6: Final answer
    x = 7,005.07

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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.