Home / 19,925.16-29,848.14-18,292.20

Finding the Fourth Proportional to 19,925.16, 29,848.14 and 18,292.20

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Solution

The fourth proportional to 19,925.16, 29,848.14 and 18,292.20 is: 27,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.16 : 29,848.14 = 18,292.20 : x
  2. Step 2: Convert to fraction form
    19,925.16/29,848.14 = 18,292.20/x
  3. Step 3: Cross multiply
    19,925.16x = 29,848.14 × 18,292.20
  4. Step 4: Simplify right side
    19,925.16x = 545,988,146.51
  5. Step 5: Solve for x
    x = 545,988,146.51/19,925.16
  6. Step 6: Final answer
    x = 27,401.95

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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.