Home / 25,826.99-35,643.80-15,762.17

Finding the Fourth Proportional to 25,826.99, 35,643.80 and 15,762.17

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Solution

The fourth proportional to 25,826.99, 35,643.80 and 15,762.17 is: 21,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.99 : 35,643.80 = 15,762.17 : x
  2. Step 2: Convert to fraction form
    25,826.99/35,643.80 = 15,762.17/x
  3. Step 3: Cross multiply
    25,826.99x = 35,643.80 × 15,762.17
  4. Step 4: Simplify right side
    25,826.99x = 561,823,378.02
  5. Step 5: Solve for x
    x = 561,823,378.02/25,826.99
  6. Step 6: Final answer
    x = 21,753.35

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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.