Home / 43,011.40-64,430.70-29,014.60

Finding the Fourth Proportional to 43,011.40, 64,430.70 and 29,014.60

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Solution

The fourth proportional to 43,011.40, 64,430.70 and 29,014.60 is: 43,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,011.40 : 64,430.70 = 29,014.60 : x
  2. Step 2: Convert to fraction form
    43,011.40/64,430.70 = 29,014.60/x
  3. Step 3: Cross multiply
    43,011.40x = 64,430.70 × 29,014.60
  4. Step 4: Simplify right side
    43,011.40x = 1,869,430,988.22
  5. Step 5: Solve for x
    x = 1,869,430,988.22/43,011.40
  6. Step 6: Final answer
    x = 43,463.62

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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.