Home / 18,506.51-27,715.28-10,585.01

Finding the Fourth Proportional to 18,506.51, 27,715.28 and 10,585.01

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Solution

The fourth proportional to 18,506.51, 27,715.28 and 10,585.01 is: 15,852.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.51 : 27,715.28 = 10,585.01 : x
  2. Step 2: Convert to fraction form
    18,506.51/27,715.28 = 10,585.01/x
  3. Step 3: Cross multiply
    18,506.51x = 27,715.28 × 10,585.01
  4. Step 4: Simplify right side
    18,506.51x = 293,366,532.32
  5. Step 5: Solve for x
    x = 293,366,532.32/18,506.51
  6. Step 6: Final answer
    x = 15,852.08

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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.