Home / 35,445.98-53,178.08-10,485.02

Finding the Fourth Proportional to 35,445.98, 53,178.08 and 10,485.02

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Solution

The fourth proportional to 35,445.98, 53,178.08 and 10,485.02 is: 15,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.98 : 53,178.08 = 10,485.02 : x
  2. Step 2: Convert to fraction form
    35,445.98/53,178.08 = 10,485.02/x
  3. Step 3: Cross multiply
    35,445.98x = 53,178.08 × 10,485.02
  4. Step 4: Simplify right side
    35,445.98x = 557,573,232.36
  5. Step 5: Solve for x
    x = 557,573,232.36/35,445.98
  6. Step 6: Final answer
    x = 15,730.22

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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.