Home / 21,971.34-32,937.57-16,417.98

Finding the Fourth Proportional to 21,971.34, 32,937.57 and 16,417.98

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Solution

The fourth proportional to 21,971.34, 32,937.57 and 16,417.98 is: 24,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971.34 : 32,937.57 = 16,417.98 : x
  2. Step 2: Convert to fraction form
    21,971.34/32,937.57 = 16,417.98/x
  3. Step 3: Cross multiply
    21,971.34x = 32,937.57 × 16,417.98
  4. Step 4: Simplify right side
    21,971.34x = 540,768,365.51
  5. Step 5: Solve for x
    x = 540,768,365.51/21,971.34
  6. Step 6: Final answer
    x = 24,612.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.