Home / 19,565.02-26,999.57-10,612.50

Finding the Fourth Proportional to 19,565.02, 26,999.57 and 10,612.50

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Solution

The fourth proportional to 19,565.02, 26,999.57 and 10,612.50 is: 14,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.02 : 26,999.57 = 10,612.50 : x
  2. Step 2: Convert to fraction form
    19,565.02/26,999.57 = 10,612.50/x
  3. Step 3: Cross multiply
    19,565.02x = 26,999.57 × 10,612.50
  4. Step 4: Simplify right side
    19,565.02x = 286,532,936.63
  5. Step 5: Solve for x
    x = 286,532,936.63/19,565.02
  6. Step 6: Final answer
    x = 14,645.16

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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.