Home / 35,698.16-49,263.78-19,782.95

Finding the Fourth Proportional to 35,698.16, 49,263.78 and 19,782.95

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Solution

The fourth proportional to 35,698.16, 49,263.78 and 19,782.95 is: 27,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.16 : 49,263.78 = 19,782.95 : x
  2. Step 2: Convert to fraction form
    35,698.16/49,263.78 = 19,782.95/x
  3. Step 3: Cross multiply
    35,698.16x = 49,263.78 × 19,782.95
  4. Step 4: Simplify right side
    35,698.16x = 974,582,650.23
  5. Step 5: Solve for x
    x = 974,582,650.23/35,698.16
  6. Step 6: Final answer
    x = 27,300.64

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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.