Home / 15,417.29-23,111.80-5,554.17

Finding the Fourth Proportional to 15,417.29, 23,111.80 and 5,554.17

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Solution

The fourth proportional to 15,417.29, 23,111.80 and 5,554.17 is: 8,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.29 : 23,111.80 = 5,554.17 : x
  2. Step 2: Convert to fraction form
    15,417.29/23,111.80 = 5,554.17/x
  3. Step 3: Cross multiply
    15,417.29x = 23,111.80 × 5,554.17
  4. Step 4: Simplify right side
    15,417.29x = 128,366,852.32
  5. Step 5: Solve for x
    x = 128,366,852.32/15,417.29
  6. Step 6: Final answer
    x = 8,326.16

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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.