Home / 19,402.08-26,737.32-13,803.36

Finding the Fourth Proportional to 19,402.08, 26,737.32 and 13,803.36

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Solution

The fourth proportional to 19,402.08, 26,737.32 and 13,803.36 is: 19,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.08 : 26,737.32 = 13,803.36 : x
  2. Step 2: Convert to fraction form
    19,402.08/26,737.32 = 13,803.36/x
  3. Step 3: Cross multiply
    19,402.08x = 26,737.32 × 13,803.36
  4. Step 4: Simplify right side
    19,402.08x = 369,064,853.40
  5. Step 5: Solve for x
    x = 369,064,853.40/19,402.08
  6. Step 6: Final answer
    x = 19,021.92

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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.