Home / 25,018.93-34,534.80-14,412.79

Finding the Fourth Proportional to 25,018.93, 34,534.80 and 14,412.79

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Solution

The fourth proportional to 25,018.93, 34,534.80 and 14,412.79 is: 19,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.93 : 34,534.80 = 14,412.79 : x
  2. Step 2: Convert to fraction form
    25,018.93/34,534.80 = 14,412.79/x
  3. Step 3: Cross multiply
    25,018.93x = 34,534.80 × 14,412.79
  4. Step 4: Simplify right side
    25,018.93x = 497,742,820.09
  5. Step 5: Solve for x
    x = 497,742,820.09/25,018.93
  6. Step 6: Final answer
    x = 19,894.65

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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.