Home / 63,426.78-87,528.75-35,132.46

Finding the Fourth Proportional to 63,426.78, 87,528.75 and 35,132.46

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Solution

The fourth proportional to 63,426.78, 87,528.75 and 35,132.46 is: 48,482.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,426.78 : 87,528.75 = 35,132.46 : x
  2. Step 2: Convert to fraction form
    63,426.78/87,528.75 = 35,132.46/x
  3. Step 3: Cross multiply
    63,426.78x = 87,528.75 × 35,132.46
  4. Step 4: Simplify right side
    63,426.78x = 3,075,100,308.23
  5. Step 5: Solve for x
    x = 3,075,100,308.23/63,426.78
  6. Step 6: Final answer
    x = 48,482.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.