Home / 13,056.85-18,017.83-7,088.46

Finding the Fourth Proportional to 13,056.85, 18,017.83 and 7,088.46

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Solution

The fourth proportional to 13,056.85, 18,017.83 and 7,088.46 is: 9,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.85 : 18,017.83 = 7,088.46 : x
  2. Step 2: Convert to fraction form
    13,056.85/18,017.83 = 7,088.46/x
  3. Step 3: Cross multiply
    13,056.85x = 18,017.83 × 7,088.46
  4. Step 4: Simplify right side
    13,056.85x = 127,718,667.24
  5. Step 5: Solve for x
    x = 127,718,667.24/13,056.85
  6. Step 6: Final answer
    x = 9,781.74

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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.