Home / 34,788.07-47,975.86-29,421.75

Finding the Fourth Proportional to 34,788.07, 47,975.86 and 29,421.75

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Solution

The fourth proportional to 34,788.07, 47,975.86 and 29,421.75 is: 40,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,788.07 : 47,975.86 = 29,421.75 : x
  2. Step 2: Convert to fraction form
    34,788.07/47,975.86 = 29,421.75/x
  3. Step 3: Cross multiply
    34,788.07x = 47,975.86 × 29,421.75
  4. Step 4: Simplify right side
    34,788.07x = 1,411,533,758.96
  5. Step 5: Solve for x
    x = 1,411,533,758.96/34,788.07
  6. Step 6: Final answer
    x = 40,575.22

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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.