Home / 18,547.72-25,596.36-10,164.28

Finding the Fourth Proportional to 18,547.72, 25,596.36 and 10,164.28

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Solution

The fourth proportional to 18,547.72, 25,596.36 and 10,164.28 is: 14,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.72 : 25,596.36 = 10,164.28 : x
  2. Step 2: Convert to fraction form
    18,547.72/25,596.36 = 10,164.28/x
  3. Step 3: Cross multiply
    18,547.72x = 25,596.36 × 10,164.28
  4. Step 4: Simplify right side
    18,547.72x = 260,168,570.02
  5. Step 5: Solve for x
    x = 260,168,570.02/18,547.72
  6. Step 6: Final answer
    x = 14,026.98

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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.