Home / 19,056.29-26,281.44-15,070.49

Finding the Fourth Proportional to 19,056.29, 26,281.44 and 15,070.49

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Solution

The fourth proportional to 19,056.29, 26,281.44 and 15,070.49 is: 20,784.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.29 : 26,281.44 = 15,070.49 : x
  2. Step 2: Convert to fraction form
    19,056.29/26,281.44 = 15,070.49/x
  3. Step 3: Cross multiply
    19,056.29x = 26,281.44 × 15,070.49
  4. Step 4: Simplify right side
    19,056.29x = 396,074,047.30
  5. Step 5: Solve for x
    x = 396,074,047.30/19,056.29
  6. Step 6: Final answer
    x = 20,784.43

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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.