Home / 26,922.68-37,152.68-14,985.28

Finding the Fourth Proportional to 26,922.68, 37,152.68 and 14,985.28

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Solution

The fourth proportional to 26,922.68, 37,152.68 and 14,985.28 is: 20,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.68 : 37,152.68 = 14,985.28 : x
  2. Step 2: Convert to fraction form
    26,922.68/37,152.68 = 14,985.28/x
  3. Step 3: Cross multiply
    26,922.68x = 37,152.68 × 14,985.28
  4. Step 4: Simplify right side
    26,922.68x = 556,743,312.55
  5. Step 5: Solve for x
    x = 556,743,312.55/26,922.68
  6. Step 6: Final answer
    x = 20,679.34

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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.