Home / 23,666.40-32,655.83-13,456.35

Finding the Fourth Proportional to 23,666.40, 32,655.83 and 13,456.35

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Solution

The fourth proportional to 23,666.40, 32,655.83 and 13,456.35 is: 18,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,666.40 : 32,655.83 = 13,456.35 : x
  2. Step 2: Convert to fraction form
    23,666.40/32,655.83 = 13,456.35/x
  3. Step 3: Cross multiply
    23,666.40x = 32,655.83 × 13,456.35
  4. Step 4: Simplify right side
    23,666.40x = 439,428,210.74
  5. Step 5: Solve for x
    x = 439,428,210.74/23,666.40
  6. Step 6: Final answer
    x = 18,567.60

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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.