Home / 35,430.60-53,099.37-16,685.22

Finding the Fourth Proportional to 35,430.60, 53,099.37 and 16,685.22

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Solution

The fourth proportional to 35,430.60, 53,099.37 and 16,685.22 is: 25,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.60 : 53,099.37 = 16,685.22 : x
  2. Step 2: Convert to fraction form
    35,430.60/53,099.37 = 16,685.22/x
  3. Step 3: Cross multiply
    35,430.60x = 53,099.37 × 16,685.22
  4. Step 4: Simplify right side
    35,430.60x = 885,974,670.31
  5. Step 5: Solve for x
    x = 885,974,670.31/35,430.60
  6. Step 6: Final answer
    x = 25,005.92

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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.