Home / 23,485.07-32,411.63-13,415.02

Finding the Fourth Proportional to 23,485.07, 32,411.63 and 13,415.02

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Solution

The fourth proportional to 23,485.07, 32,411.63 and 13,415.02 is: 18,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.07 : 32,411.63 = 13,415.02 : x
  2. Step 2: Convert to fraction form
    23,485.07/32,411.63 = 13,415.02/x
  3. Step 3: Cross multiply
    23,485.07x = 32,411.63 × 13,415.02
  4. Step 4: Simplify right side
    23,485.07x = 434,802,617.19
  5. Step 5: Solve for x
    x = 434,802,617.19/23,485.07
  6. Step 6: Final answer
    x = 18,514.00

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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.