Home / 15,261.19-22,995.77-12,548.63

Finding the Fourth Proportional to 15,261.19, 22,995.77 and 12,548.63

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Solution

The fourth proportional to 15,261.19, 22,995.77 and 12,548.63 is: 18,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.19 : 22,995.77 = 12,548.63 : x
  2. Step 2: Convert to fraction form
    15,261.19/22,995.77 = 12,548.63/x
  3. Step 3: Cross multiply
    15,261.19x = 22,995.77 × 12,548.63
  4. Step 4: Simplify right side
    15,261.19x = 288,565,325.69
  5. Step 5: Solve for x
    x = 288,565,325.69/15,261.19
  6. Step 6: Final answer
    x = 18,908.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.