Home / 43,293.95-64,938.49-11,703.55

Finding the Fourth Proportional to 43,293.95, 64,938.49 and 11,703.55

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Solution

The fourth proportional to 43,293.95, 64,938.49 and 11,703.55 is: 17,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,293.95 : 64,938.49 = 11,703.55 : x
  2. Step 2: Convert to fraction form
    43,293.95/64,938.49 = 11,703.55/x
  3. Step 3: Cross multiply
    43,293.95x = 64,938.49 × 11,703.55
  4. Step 4: Simplify right side
    43,293.95x = 760,010,864.64
  5. Step 5: Solve for x
    x = 760,010,864.64/43,293.95
  6. Step 6: Final answer
    x = 17,554.67

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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.