Home / 23,001.40-31,741.50-14,501.80

Finding the Fourth Proportional to 23,001.40, 31,741.50 and 14,501.80

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Solution

The fourth proportional to 23,001.40, 31,741.50 and 14,501.80 is: 20,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,001.40 : 31,741.50 = 14,501.80 : x
  2. Step 2: Convert to fraction form
    23,001.40/31,741.50 = 14,501.80/x
  3. Step 3: Cross multiply
    23,001.40x = 31,741.50 × 14,501.80
  4. Step 4: Simplify right side
    23,001.40x = 460,308,884.70
  5. Step 5: Solve for x
    x = 460,308,884.70/23,001.40
  6. Step 6: Final answer
    x = 20,012.21

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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.