Home / 13,335.23-19,988.51-7,088.96

Finding the Fourth Proportional to 13,335.23, 19,988.51 and 7,088.96

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Solution

The fourth proportional to 13,335.23, 19,988.51 and 7,088.96 is: 10,625.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.23 : 19,988.51 = 7,088.96 : x
  2. Step 2: Convert to fraction form
    13,335.23/19,988.51 = 7,088.96/x
  3. Step 3: Cross multiply
    13,335.23x = 19,988.51 × 7,088.96
  4. Step 4: Simplify right side
    13,335.23x = 141,697,762.38
  5. Step 5: Solve for x
    x = 141,697,762.38/13,335.23
  6. Step 6: Final answer
    x = 10,625.82

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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.