Home / 44,547.36-66,821.28-13,382.40

Finding the Fourth Proportional to 44,547.36, 66,821.28 and 13,382.40

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Solution

The fourth proportional to 44,547.36, 66,821.28 and 13,382.40 is: 20,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,547.36 : 66,821.28 = 13,382.40 : x
  2. Step 2: Convert to fraction form
    44,547.36/66,821.28 = 13,382.40/x
  3. Step 3: Cross multiply
    44,547.36x = 66,821.28 × 13,382.40
  4. Step 4: Simplify right side
    44,547.36x = 894,229,097.47
  5. Step 5: Solve for x
    x = 894,229,097.47/44,547.36
  6. Step 6: Final answer
    x = 20,073.67

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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.