Home / 19,501.04-26,922.98-12,798.39

Finding the Fourth Proportional to 19,501.04, 26,922.98 and 12,798.39

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Solution

The fourth proportional to 19,501.04, 26,922.98 and 12,798.39 is: 17,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.04 : 26,922.98 = 12,798.39 : x
  2. Step 2: Convert to fraction form
    19,501.04/26,922.98 = 12,798.39/x
  3. Step 3: Cross multiply
    19,501.04x = 26,922.98 × 12,798.39
  4. Step 4: Simplify right side
    19,501.04x = 344,570,734.01
  5. Step 5: Solve for x
    x = 344,570,734.01/19,501.04
  6. Step 6: Final answer
    x = 17,669.36

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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.