Home / 16,436.23-22,681.56-9,364.93

Finding the Fourth Proportional to 16,436.23, 22,681.56 and 9,364.93

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Solution

The fourth proportional to 16,436.23, 22,681.56 and 9,364.93 is: 12,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,436.23 : 22,681.56 = 9,364.93 : x
  2. Step 2: Convert to fraction form
    16,436.23/22,681.56 = 9,364.93/x
  3. Step 3: Cross multiply
    16,436.23x = 22,681.56 × 9,364.93
  4. Step 4: Simplify right side
    16,436.23x = 212,411,221.69
  5. Step 5: Solve for x
    x = 212,411,221.69/16,436.23
  6. Step 6: Final answer
    x = 12,923.35

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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.