Home / 19,427.60-26,810.05-10,929.73

Finding the Fourth Proportional to 19,427.60, 26,810.05 and 10,929.73

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Solution

The fourth proportional to 19,427.60, 26,810.05 and 10,929.73 is: 15,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.60 : 26,810.05 = 10,929.73 : x
  2. Step 2: Convert to fraction form
    19,427.60/26,810.05 = 10,929.73/x
  3. Step 3: Cross multiply
    19,427.60x = 26,810.05 × 10,929.73
  4. Step 4: Simplify right side
    19,427.60x = 293,026,478.06
  5. Step 5: Solve for x
    x = 293,026,478.06/19,427.60
  6. Step 6: Final answer
    x = 15,083.00

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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.