Home / 18,088.25-27,130.28-4,941.68

Finding the Fourth Proportional to 18,088.25, 27,130.28 and 4,941.68

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Solution

The fourth proportional to 18,088.25, 27,130.28 and 4,941.68 is: 7,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.25 : 27,130.28 = 4,941.68 : x
  2. Step 2: Convert to fraction form
    18,088.25/27,130.28 = 4,941.68/x
  3. Step 3: Cross multiply
    18,088.25x = 27,130.28 × 4,941.68
  4. Step 4: Simplify right side
    18,088.25x = 134,069,001.71
  5. Step 5: Solve for x
    x = 134,069,001.71/18,088.25
  6. Step 6: Final answer
    x = 7,411.94

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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.