Home / 16,717.16-23,070.43-9,547.70

Finding the Fourth Proportional to 16,717.16, 23,070.43 and 9,547.70

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Solution

The fourth proportional to 16,717.16, 23,070.43 and 9,547.70 is: 13,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.16 : 23,070.43 = 9,547.70 : x
  2. Step 2: Convert to fraction form
    16,717.16/23,070.43 = 9,547.70/x
  3. Step 3: Cross multiply
    16,717.16x = 23,070.43 × 9,547.70
  4. Step 4: Simplify right side
    16,717.16x = 220,269,405.29
  5. Step 5: Solve for x
    x = 220,269,405.29/16,717.16
  6. Step 6: Final answer
    x = 13,176.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.