Home / 51,436.89-77,075.55-35,672.67

Finding the Fourth Proportional to 51,436.89, 77,075.55 and 35,672.67

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Solution

The fourth proportional to 51,436.89, 77,075.55 and 35,672.67 is: 53,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,436.89 : 77,075.55 = 35,672.67 : x
  2. Step 2: Convert to fraction form
    51,436.89/77,075.55 = 35,672.67/x
  3. Step 3: Cross multiply
    51,436.89x = 77,075.55 × 35,672.67
  4. Step 4: Simplify right side
    51,436.89x = 2,749,490,660.22
  5. Step 5: Solve for x
    x = 2,749,490,660.22/51,436.89
  6. Step 6: Final answer
    x = 53,453.67

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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.