Home / 43,088.12-64,632.17-13,506.11

Finding the Fourth Proportional to 43,088.12, 64,632.17 and 13,506.11

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Solution

The fourth proportional to 43,088.12, 64,632.17 and 13,506.11 is: 20,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,088.12 : 64,632.17 = 13,506.11 : x
  2. Step 2: Convert to fraction form
    43,088.12/64,632.17 = 13,506.11/x
  3. Step 3: Cross multiply
    43,088.12x = 64,632.17 × 13,506.11
  4. Step 4: Simplify right side
    43,088.12x = 872,928,908.16
  5. Step 5: Solve for x
    x = 872,928,908.16/43,088.12
  6. Step 6: Final answer
    x = 20,259.16

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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.