Home / 46,428-64,073.07-27,308.76

Finding the Fourth Proportional to 46,428, 64,073.07 and 27,308.76

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Solution

The fourth proportional to 46,428, 64,073.07 and 27,308.76 is: 37,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,428 : 64,073.07 = 27,308.76 : x
  2. Step 2: Convert to fraction form
    46,428/64,073.07 = 27,308.76/x
  3. Step 3: Cross multiply
    46,428x = 64,073.07 × 27,308.76
  4. Step 4: Simplify right side
    46,428x = 1,749,756,091.09
  5. Step 5: Solve for x
    x = 1,749,756,091.09/46,428
  6. Step 6: Final answer
    x = 37,687.52

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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.