Home / 30,366.66-45,547.56-13,504.89

Finding the Fourth Proportional to 30,366.66, 45,547.56 and 13,504.89

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Solution

The fourth proportional to 30,366.66, 45,547.56 and 13,504.89 is: 20,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.66 : 45,547.56 = 13,504.89 : x
  2. Step 2: Convert to fraction form
    30,366.66/45,547.56 = 13,504.89/x
  3. Step 3: Cross multiply
    30,366.66x = 45,547.56 × 13,504.89
  4. Step 4: Simplify right side
    30,366.66x = 615,114,787.57
  5. Step 5: Solve for x
    x = 615,114,787.57/30,366.66
  6. Step 6: Final answer
    x = 20,256.25

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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.