Home / 35,520.07-53,280.09-10,560.01

Finding the Fourth Proportional to 35,520.07, 53,280.09 and 10,560.01

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Solution

The fourth proportional to 35,520.07, 53,280.09 and 10,560.01 is: 15,840.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.07 : 53,280.09 = 10,560.01 : x
  2. Step 2: Convert to fraction form
    35,520.07/53,280.09 = 10,560.01/x
  3. Step 3: Cross multiply
    35,520.07x = 53,280.09 × 10,560.01
  4. Step 4: Simplify right side
    35,520.07x = 562,638,283.20
  5. Step 5: Solve for x
    x = 562,638,283.20/35,520.07
  6. Step 6: Final answer
    x = 15,840.01

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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.