Home / 34,953.90-52,432.68-12,774.08

Finding the Fourth Proportional to 34,953.90, 52,432.68 and 12,774.08

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Solution

The fourth proportional to 34,953.90, 52,432.68 and 12,774.08 is: 19,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,953.90 : 52,432.68 = 12,774.08 : x
  2. Step 2: Convert to fraction form
    34,953.90/52,432.68 = 12,774.08/x
  3. Step 3: Cross multiply
    34,953.90x = 52,432.68 × 12,774.08
  4. Step 4: Simplify right side
    34,953.90x = 669,779,248.93
  5. Step 5: Solve for x
    x = 669,779,248.93/34,953.90
  6. Step 6: Final answer
    x = 19,161.79

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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.