Home / 46,900.48-64,709.76-28,030.72

Finding the Fourth Proportional to 46,900.48, 64,709.76 and 28,030.72

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Solution

The fourth proportional to 46,900.48, 64,709.76 and 28,030.72 is: 38,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,900.48 : 64,709.76 = 28,030.72 : x
  2. Step 2: Convert to fraction form
    46,900.48/64,709.76 = 28,030.72/x
  3. Step 3: Cross multiply
    46,900.48x = 64,709.76 × 28,030.72
  4. Step 4: Simplify right side
    46,900.48x = 1,813,861,163.83
  5. Step 5: Solve for x
    x = 1,813,861,163.83/46,900.48
  6. Step 6: Final answer
    x = 38,674.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.