Home / 26,456.76-36,511-14,970.74

Finding the Fourth Proportional to 26,456.76, 36,511 and 14,970.74

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Solution

The fourth proportional to 26,456.76, 36,511 and 14,970.74 is: 20,660.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.76 : 36,511 = 14,970.74 : x
  2. Step 2: Convert to fraction form
    26,456.76/36,511 = 14,970.74/x
  3. Step 3: Cross multiply
    26,456.76x = 36,511 × 14,970.74
  4. Step 4: Simplify right side
    26,456.76x = 546,596,688.14
  5. Step 5: Solve for x
    x = 546,596,688.14/26,456.76
  6. Step 6: Final answer
    x = 20,660.00

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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.