Home / 46,639.80-64,384.47-27,513.09

Finding the Fourth Proportional to 46,639.80, 64,384.47 and 27,513.09

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Solution

The fourth proportional to 46,639.80, 64,384.47 and 27,513.09 is: 37,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.80 : 64,384.47 = 27,513.09 : x
  2. Step 2: Convert to fraction form
    46,639.80/64,384.47 = 27,513.09/x
  3. Step 3: Cross multiply
    46,639.80x = 64,384.47 × 27,513.09
  4. Step 4: Simplify right side
    46,639.80x = 1,771,415,717.71
  5. Step 5: Solve for x
    x = 1,771,415,717.71/46,639.80
  6. Step 6: Final answer
    x = 37,980.77

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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.