Home / 19,036.08-26,271-10,655.28

Finding the Fourth Proportional to 19,036.08, 26,271 and 10,655.28

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Solution

The fourth proportional to 19,036.08, 26,271 and 10,655.28 is: 14,704.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.08 : 26,271 = 10,655.28 : x
  2. Step 2: Convert to fraction form
    19,036.08/26,271 = 10,655.28/x
  3. Step 3: Cross multiply
    19,036.08x = 26,271 × 10,655.28
  4. Step 4: Simplify right side
    19,036.08x = 279,924,860.88
  5. Step 5: Solve for x
    x = 279,924,860.88/19,036.08
  6. Step 6: Final answer
    x = 14,704.96

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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.