Home / 25,301.43-34,916.26-13,970.91

Finding the Fourth Proportional to 25,301.43, 34,916.26 and 13,970.91

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Solution

The fourth proportional to 25,301.43, 34,916.26 and 13,970.91 is: 19,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.43 : 34,916.26 = 13,970.91 : x
  2. Step 2: Convert to fraction form
    25,301.43/34,916.26 = 13,970.91/x
  3. Step 3: Cross multiply
    25,301.43x = 34,916.26 × 13,970.91
  4. Step 4: Simplify right side
    25,301.43x = 487,811,926.00
  5. Step 5: Solve for x
    x = 487,811,926.00/25,301.43
  6. Step 6: Final answer
    x = 19,280.01

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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.