Home / 14,547.06-20,073.87-9,521.28

Finding the Fourth Proportional to 14,547.06, 20,073.87 and 9,521.28

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Solution

The fourth proportional to 14,547.06, 20,073.87 and 9,521.28 is: 13,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.06 : 20,073.87 = 9,521.28 : x
  2. Step 2: Convert to fraction form
    14,547.06/20,073.87 = 9,521.28/x
  3. Step 3: Cross multiply
    14,547.06x = 20,073.87 × 9,521.28
  4. Step 4: Simplify right side
    14,547.06x = 191,128,936.95
  5. Step 5: Solve for x
    x = 191,128,936.95/14,547.06
  6. Step 6: Final answer
    x = 13,138.66

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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.