Home / 18,038.40-24,888.70-10,480.24

Finding the Fourth Proportional to 18,038.40, 24,888.70 and 10,480.24

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Solution

The fourth proportional to 18,038.40, 24,888.70 and 10,480.24 is: 14,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.40 : 24,888.70 = 10,480.24 : x
  2. Step 2: Convert to fraction form
    18,038.40/24,888.70 = 10,480.24/x
  3. Step 3: Cross multiply
    18,038.40x = 24,888.70 × 10,480.24
  4. Step 4: Simplify right side
    18,038.40x = 260,839,549.29
  5. Step 5: Solve for x
    x = 260,839,549.29/18,038.40
  6. Step 6: Final answer
    x = 14,460.24

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1.5x scale

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.