Home / 39,641.36-59,430.18-27,130.64

Finding the Fourth Proportional to 39,641.36, 59,430.18 and 27,130.64

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Solution

The fourth proportional to 39,641.36, 59,430.18 and 27,130.64 is: 40,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,641.36 : 59,430.18 = 27,130.64 : x
  2. Step 2: Convert to fraction form
    39,641.36/59,430.18 = 27,130.64/x
  3. Step 3: Cross multiply
    39,641.36x = 59,430.18 × 27,130.64
  4. Step 4: Simplify right side
    39,641.36x = 1,612,378,818.72
  5. Step 5: Solve for x
    x = 1,612,378,818.72/39,641.36
  6. Step 6: Final answer
    x = 40,674.15

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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.