Home / 30,746.81-46,126.70-9,968.69

Finding the Fourth Proportional to 30,746.81, 46,126.70 and 9,968.69

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Solution

The fourth proportional to 30,746.81, 46,126.70 and 9,968.69 is: 14,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,746.81 : 46,126.70 = 9,968.69 : x
  2. Step 2: Convert to fraction form
    30,746.81/46,126.70 = 9,968.69/x
  3. Step 3: Cross multiply
    30,746.81x = 46,126.70 × 9,968.69
  4. Step 4: Simplify right side
    30,746.81x = 459,822,723.18
  5. Step 5: Solve for x
    x = 459,822,723.18/30,746.81
  6. Step 6: Final answer
    x = 14,955.14

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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.