Home / 35,587.35-53,384.67-12,210.75

Finding the Fourth Proportional to 35,587.35, 53,384.67 and 12,210.75

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Solution

The fourth proportional to 35,587.35, 53,384.67 and 12,210.75 is: 18,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587.35 : 53,384.67 = 12,210.75 : x
  2. Step 2: Convert to fraction form
    35,587.35/53,384.67 = 12,210.75/x
  3. Step 3: Cross multiply
    35,587.35x = 53,384.67 × 12,210.75
  4. Step 4: Simplify right side
    35,587.35x = 651,866,859.20
  5. Step 5: Solve for x
    x = 651,866,859.20/35,587.35
  6. Step 6: Final answer
    x = 18,317.38

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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.