Home / 35,487.03-53,228.45-13,298.55

Finding the Fourth Proportional to 35,487.03, 53,228.45 and 13,298.55

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Solution

The fourth proportional to 35,487.03, 53,228.45 and 13,298.55 is: 19,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.03 : 53,228.45 = 13,298.55 : x
  2. Step 2: Convert to fraction form
    35,487.03/53,228.45 = 13,298.55/x
  3. Step 3: Cross multiply
    35,487.03x = 53,228.45 × 13,298.55
  4. Step 4: Simplify right side
    35,487.03x = 707,861,303.57
  5. Step 5: Solve for x
    x = 707,861,303.57/35,487.03
  6. Step 6: Final answer
    x = 19,947.04

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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.