Home / 30,938.76-46,402.68-14,297.40

Finding the Fourth Proportional to 30,938.76, 46,402.68 and 14,297.40

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Solution

The fourth proportional to 30,938.76, 46,402.68 and 14,297.40 is: 21,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938.76 : 46,402.68 = 14,297.40 : x
  2. Step 2: Convert to fraction form
    30,938.76/46,402.68 = 14,297.40/x
  3. Step 3: Cross multiply
    30,938.76x = 46,402.68 × 14,297.40
  4. Step 4: Simplify right side
    30,938.76x = 663,437,677.03
  5. Step 5: Solve for x
    x = 663,437,677.03/30,938.76
  6. Step 6: Final answer
    x = 21,443.58

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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.