Home / 45,870.06-63,291.06-29,977.86

Finding the Fourth Proportional to 45,870.06, 63,291.06 and 29,977.86

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Solution

The fourth proportional to 45,870.06, 63,291.06 and 29,977.86 is: 41,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870.06 : 63,291.06 = 29,977.86 : x
  2. Step 2: Convert to fraction form
    45,870.06/63,291.06 = 29,977.86/x
  3. Step 3: Cross multiply
    45,870.06x = 63,291.06 × 29,977.86
  4. Step 4: Simplify right side
    45,870.06x = 1,897,330,535.93
  5. Step 5: Solve for x
    x = 1,897,330,535.93/45,870.06
  6. Step 6: Final answer
    x = 41,363.16

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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.