Home / 25,417.77-38,144.24-8,777.95

Finding the Fourth Proportional to 25,417.77, 38,144.24 and 8,777.95

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Solution

The fourth proportional to 25,417.77, 38,144.24 and 8,777.95 is: 13,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.77 : 38,144.24 = 8,777.95 : x
  2. Step 2: Convert to fraction form
    25,417.77/38,144.24 = 8,777.95/x
  3. Step 3: Cross multiply
    25,417.77x = 38,144.24 × 8,777.95
  4. Step 4: Simplify right side
    25,417.77x = 334,828,158.09
  5. Step 5: Solve for x
    x = 334,828,158.09/25,417.77
  6. Step 6: Final answer
    x = 13,173.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.