Home / 19,535.48-26,957.02-10,920.04

Finding the Fourth Proportional to 19,535.48, 26,957.02 and 10,920.04

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Solution

The fourth proportional to 19,535.48, 26,957.02 and 10,920.04 is: 15,068.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.48 : 26,957.02 = 10,920.04 : x
  2. Step 2: Convert to fraction form
    19,535.48/26,957.02 = 10,920.04/x
  3. Step 3: Cross multiply
    19,535.48x = 26,957.02 × 10,920.04
  4. Step 4: Simplify right side
    19,535.48x = 294,371,736.68
  5. Step 5: Solve for x
    x = 294,371,736.68/19,535.48
  6. Step 6: Final answer
    x = 15,068.57

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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.