Home / 15,117.19-22,673.35-10,721.32

Finding the Fourth Proportional to 15,117.19, 22,673.35 and 10,721.32

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Solution

The fourth proportional to 15,117.19, 22,673.35 and 10,721.32 is: 16,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117.19 : 22,673.35 = 10,721.32 : x
  2. Step 2: Convert to fraction form
    15,117.19/22,673.35 = 10,721.32/x
  3. Step 3: Cross multiply
    15,117.19x = 22,673.35 × 10,721.32
  4. Step 4: Simplify right side
    15,117.19x = 243,088,197.54
  5. Step 5: Solve for x
    x = 243,088,197.54/15,117.19
  6. Step 6: Final answer
    x = 16,080.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.