Home / 46,658-64,390.60-26,787.28

Finding the Fourth Proportional to 46,658, 64,390.60 and 26,787.28

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Solution

The fourth proportional to 46,658, 64,390.60 and 26,787.28 is: 36,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,658 : 64,390.60 = 26,787.28 : x
  2. Step 2: Convert to fraction form
    46,658/64,390.60 = 26,787.28/x
  3. Step 3: Cross multiply
    46,658x = 64,390.60 × 26,787.28
  4. Step 4: Simplify right side
    46,658x = 1,724,849,031.57
  5. Step 5: Solve for x
    x = 1,724,849,031.57/46,658
  6. Step 6: Final answer
    x = 36,967.92

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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.