Home / 46,669.86-70,008.30-13,389.66

Finding the Fourth Proportional to 46,669.86, 70,008.30 and 13,389.66

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Solution

The fourth proportional to 46,669.86, 70,008.30 and 13,389.66 is: 20,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,669.86 : 70,008.30 = 13,389.66 : x
  2. Step 2: Convert to fraction form
    46,669.86/70,008.30 = 13,389.66/x
  3. Step 3: Cross multiply
    46,669.86x = 70,008.30 × 13,389.66
  4. Step 4: Simplify right side
    46,669.86x = 937,387,334.18
  5. Step 5: Solve for x
    x = 937,387,334.18/46,669.86
  6. Step 6: Final answer
    x = 20,085.50

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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.