Home / 19,427.66-26,807.65-10,929.50

Finding the Fourth Proportional to 19,427.66, 26,807.65 and 10,929.50

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Solution

The fourth proportional to 19,427.66, 26,807.65 and 10,929.50 is: 15,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.66 : 26,807.65 = 10,929.50 : x
  2. Step 2: Convert to fraction form
    19,427.66/26,807.65 = 10,929.50/x
  3. Step 3: Cross multiply
    19,427.66x = 26,807.65 × 10,929.50
  4. Step 4: Simplify right side
    19,427.66x = 292,994,210.68
  5. Step 5: Solve for x
    x = 292,994,210.68/19,427.66
  6. Step 6: Final answer
    x = 15,081.29

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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.