Home / 29,699.61-40,985.37-16,271.30

Finding the Fourth Proportional to 29,699.61, 40,985.37 and 16,271.30

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Solution

The fourth proportional to 29,699.61, 40,985.37 and 16,271.30 is: 22,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.61 : 40,985.37 = 16,271.30 : x
  2. Step 2: Convert to fraction form
    29,699.61/40,985.37 = 16,271.30/x
  3. Step 3: Cross multiply
    29,699.61x = 40,985.37 × 16,271.30
  4. Step 4: Simplify right side
    29,699.61x = 666,885,045.95
  5. Step 5: Solve for x
    x = 666,885,045.95/29,699.61
  6. Step 6: Final answer
    x = 22,454.34

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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.