Home / 53,019.01-79,462.86-26,709.40

Finding the Fourth Proportional to 53,019.01, 79,462.86 and 26,709.40

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Solution

The fourth proportional to 53,019.01, 79,462.86 and 26,709.40 is: 40,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,019.01 : 79,462.86 = 26,709.40 : x
  2. Step 2: Convert to fraction form
    53,019.01/79,462.86 = 26,709.40/x
  3. Step 3: Cross multiply
    53,019.01x = 79,462.86 × 26,709.40
  4. Step 4: Simplify right side
    53,019.01x = 2,122,405,312.88
  5. Step 5: Solve for x
    x = 2,122,405,312.88/53,019.01
  6. Step 6: Final answer
    x = 40,031.02

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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.