Home / 35,430.53-53,144.89-14,364.92

Finding the Fourth Proportional to 35,430.53, 53,144.89 and 14,364.92

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Solution

The fourth proportional to 35,430.53, 53,144.89 and 14,364.92 is: 21,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.53 : 53,144.89 = 14,364.92 : x
  2. Step 2: Convert to fraction form
    35,430.53/53,144.89 = 14,364.92/x
  3. Step 3: Cross multiply
    35,430.53x = 53,144.89 × 14,364.92
  4. Step 4: Simplify right side
    35,430.53x = 763,422,190.21
  5. Step 5: Solve for x
    x = 763,422,190.21/35,430.53
  6. Step 6: Final answer
    x = 21,547.02

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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.