Home / 18,506.12-25,539.11-10,547.06

Finding the Fourth Proportional to 18,506.12, 25,539.11 and 10,547.06

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Solution

The fourth proportional to 18,506.12, 25,539.11 and 10,547.06 is: 14,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.12 : 25,539.11 = 10,547.06 : x
  2. Step 2: Convert to fraction form
    18,506.12/25,539.11 = 10,547.06/x
  3. Step 3: Cross multiply
    18,506.12x = 25,539.11 × 10,547.06
  4. Step 4: Simplify right side
    18,506.12x = 269,362,536.63
  5. Step 5: Solve for x
    x = 269,362,536.63/18,506.12
  6. Step 6: Final answer
    x = 14,555.32

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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.