Home / 19,019.02-26,252.85-13,070.38

Finding the Fourth Proportional to 19,019.02, 26,252.85 and 13,070.38

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Solution

The fourth proportional to 19,019.02, 26,252.85 and 13,070.38 is: 18,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.02 : 26,252.85 = 13,070.38 : x
  2. Step 2: Convert to fraction form
    19,019.02/26,252.85 = 13,070.38/x
  3. Step 3: Cross multiply
    19,019.02x = 26,252.85 × 13,070.38
  4. Step 4: Simplify right side
    19,019.02x = 343,134,725.58
  5. Step 5: Solve for x
    x = 343,134,725.58/19,019.02
  6. Step 6: Final answer
    x = 18,041.66

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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.