Home / 14,971.49-22,457.31-3,877.40

Finding the Fourth Proportional to 14,971.49, 22,457.31 and 3,877.40

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Solution

The fourth proportional to 14,971.49, 22,457.31 and 3,877.40 is: 5,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.49 : 22,457.31 = 3,877.40 : x
  2. Step 2: Convert to fraction form
    14,971.49/22,457.31 = 3,877.40/x
  3. Step 3: Cross multiply
    14,971.49x = 22,457.31 × 3,877.40
  4. Step 4: Simplify right side
    14,971.49x = 87,075,973.79
  5. Step 5: Solve for x
    x = 87,075,973.79/14,971.49
  6. Step 6: Final answer
    x = 5,816.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.