Home / 13,094.29-18,070.18-7,125.95

Finding the Fourth Proportional to 13,094.29, 18,070.18 and 7,125.95

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Solution

The fourth proportional to 13,094.29, 18,070.18 and 7,125.95 is: 9,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.29 : 18,070.18 = 7,125.95 : x
  2. Step 2: Convert to fraction form
    13,094.29/18,070.18 = 7,125.95/x
  3. Step 3: Cross multiply
    13,094.29x = 18,070.18 × 7,125.95
  4. Step 4: Simplify right side
    13,094.29x = 128,767,226.53
  5. Step 5: Solve for x
    x = 128,767,226.53/13,094.29
  6. Step 6: Final answer
    x = 9,833.84

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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.