Home / 19,073.02-26,320.80-10,689.52

Finding the Fourth Proportional to 19,073.02, 26,320.80 and 10,689.52

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Solution

The fourth proportional to 19,073.02, 26,320.80 and 10,689.52 is: 14,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.02 : 26,320.80 = 10,689.52 : x
  2. Step 2: Convert to fraction form
    19,073.02/26,320.80 = 10,689.52/x
  3. Step 3: Cross multiply
    19,073.02x = 26,320.80 × 10,689.52
  4. Step 4: Simplify right side
    19,073.02x = 281,356,718.02
  5. Step 5: Solve for x
    x = 281,356,718.02/19,073.02
  6. Step 6: Final answer
    x = 14,751.56

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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.