Home / 16,707.81-23,056.74-9,154.59

Finding the Fourth Proportional to 16,707.81, 23,056.74 and 9,154.59

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Solution

The fourth proportional to 16,707.81, 23,056.74 and 9,154.59 is: 12,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.81 : 23,056.74 = 9,154.59 : x
  2. Step 2: Convert to fraction form
    16,707.81/23,056.74 = 9,154.59/x
  3. Step 3: Cross multiply
    16,707.81x = 23,056.74 × 9,154.59
  4. Step 4: Simplify right side
    16,707.81x = 211,075,001.44
  5. Step 5: Solve for x
    x = 211,075,001.44/16,707.81
  6. Step 6: Final answer
    x = 12,633.31

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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.