Home / 21,472.23-29,597.40-16,927.50

Finding the Fourth Proportional to 21,472.23, 29,597.40 and 16,927.50

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Solution

The fourth proportional to 21,472.23, 29,597.40 and 16,927.50 is: 23,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,472.23 : 29,597.40 = 16,927.50 : x
  2. Step 2: Convert to fraction form
    21,472.23/29,597.40 = 16,927.50/x
  3. Step 3: Cross multiply
    21,472.23x = 29,597.40 × 16,927.50
  4. Step 4: Simplify right side
    21,472.23x = 501,009,988.50
  5. Step 5: Solve for x
    x = 501,009,988.50/21,472.23
  6. Step 6: Final answer
    x = 23,332.93

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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.