Home / 34,720.96-52,075.76-9,762.72

Finding the Fourth Proportional to 34,720.96, 52,075.76 and 9,762.72

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Solution

The fourth proportional to 34,720.96, 52,075.76 and 9,762.72 is: 14,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.96 : 52,075.76 = 9,762.72 : x
  2. Step 2: Convert to fraction form
    34,720.96/52,075.76 = 9,762.72/x
  3. Step 3: Cross multiply
    34,720.96x = 52,075.76 × 9,762.72
  4. Step 4: Simplify right side
    34,720.96x = 508,401,063.67
  5. Step 5: Solve for x
    x = 508,401,063.67/34,720.96
  6. Step 6: Final answer
    x = 14,642.48

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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.