Home / 25,942.07-35,800.10-15,336.95

Finding the Fourth Proportional to 25,942.07, 35,800.10 and 15,336.95

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Solution

The fourth proportional to 25,942.07, 35,800.10 and 15,336.95 is: 21,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,942.07 : 35,800.10 = 15,336.95 : x
  2. Step 2: Convert to fraction form
    25,942.07/35,800.10 = 15,336.95/x
  3. Step 3: Cross multiply
    25,942.07x = 35,800.10 × 15,336.95
  4. Step 4: Simplify right side
    25,942.07x = 549,064,267.01
  5. Step 5: Solve for x
    x = 549,064,267.01/25,942.07
  6. Step 6: Final answer
    x = 21,165.01

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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.