Home / 25,688.99-35,447.22-14,357.03

Finding the Fourth Proportional to 25,688.99, 35,447.22 and 14,357.03

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Solution

The fourth proportional to 25,688.99, 35,447.22 and 14,357.03 is: 19,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.99 : 35,447.22 = 14,357.03 : x
  2. Step 2: Convert to fraction form
    25,688.99/35,447.22 = 14,357.03/x
  3. Step 3: Cross multiply
    25,688.99x = 35,447.22 × 14,357.03
  4. Step 4: Simplify right side
    25,688.99x = 508,916,800.96
  5. Step 5: Solve for x
    x = 508,916,800.96/25,688.99
  6. Step 6: Final answer
    x = 19,810.70

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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.