Home / 29,547.06-40,774.23-16,972.62

Finding the Fourth Proportional to 29,547.06, 40,774.23 and 16,972.62

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Solution

The fourth proportional to 29,547.06, 40,774.23 and 16,972.62 is: 23,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,547.06 : 40,774.23 = 16,972.62 : x
  2. Step 2: Convert to fraction form
    29,547.06/40,774.23 = 16,972.62/x
  3. Step 3: Cross multiply
    29,547.06x = 40,774.23 × 16,972.62
  4. Step 4: Simplify right side
    29,547.06x = 692,045,511.58
  5. Step 5: Solve for x
    x = 692,045,511.58/29,547.06
  6. Step 6: Final answer
    x = 23,421.81

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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.