Home / 61,048.04-91,596.18-18,931.46

Finding the Fourth Proportional to 61,048.04, 91,596.18 and 18,931.46

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Solution

The fourth proportional to 61,048.04, 91,596.18 and 18,931.46 is: 28,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,048.04 : 91,596.18 = 18,931.46 : x
  2. Step 2: Convert to fraction form
    61,048.04/91,596.18 = 18,931.46/x
  3. Step 3: Cross multiply
    61,048.04x = 91,596.18 × 18,931.46
  4. Step 4: Simplify right side
    61,048.04x = 1,734,049,417.82
  5. Step 5: Solve for x
    x = 1,734,049,417.82/61,048.04
  6. Step 6: Final answer
    x = 28,404.67

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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.