Home / 19,038.80-26,273.57-10,655.30

Finding the Fourth Proportional to 19,038.80, 26,273.57 and 10,655.30

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Solution

The fourth proportional to 19,038.80, 26,273.57 and 10,655.30 is: 14,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.80 : 26,273.57 = 10,655.30 : x
  2. Step 2: Convert to fraction form
    19,038.80/26,273.57 = 10,655.30/x
  3. Step 3: Cross multiply
    19,038.80x = 26,273.57 × 10,655.30
  4. Step 4: Simplify right side
    19,038.80x = 279,952,635.04
  5. Step 5: Solve for x
    x = 279,952,635.04/19,038.80
  6. Step 6: Final answer
    x = 14,704.32

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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.